| Call sign ID code | Name (in Japanese) | Date (YYYY/MM/DD) | GT | Org. code | |
|---|---|---|---|---|---|
| Commissioned | Decommissioned | ||||
| 7JAO | Shinyo (進洋丸) | 2005/03/15 | in-service | 646 | 11048 |
| 7JCA | Koyo (幸洋丸) | 1962/07 | 121 | 20200 | |
| 7JFG | Azuma (あづま) | 1961/05 | 1969/07 | 30 | 20700 |
| 7JHC | Shin Riasu (新りあす丸) | 1986/03 | in-service | 471 | 11007 |
| 7JIA | Tottori No.1 (第一鳥取丸) | 1981/02 | in-service | 147.87 | 23100,49900 |
| 7JJM | Otori (鵬丸) | 1990/03 | in-service | 124 | 11027 |
| 7JWJ | Genyo (玄洋丸) | 1980/03 | 1991/02 | 485 | 11037 |
| 7JWN | Takuyo (拓洋HL02) | 1983/08 | in-service | 2481 | 01100 |
| 7JXS | Hatsueda No.62 (第六十二初枝丸 [用船]) | 1973/11 | 349 | 20106 | |
| 7JVV | Shinyo (神鷹丸) | 2016/03/31 | in-service | 986 | 10015 |
| 7KAB | Futami No.6 (第六双美丸) | 1975/08 | 1976/10 | 49900 | |
| 7KDD | Yoko (陽光丸) | 1979/07 | in-service | 499.76 | 03105 |
| 7KIL | Riasu No.2 (第二りあす丸) | 1972/01 | 424 | 11007 | |
| 7KKT | Etsuzan (越山丸) | 1968/03 | 1980/06 | 404 | 11015 |
| 7KLO | Kuroshio (黒潮丸) | 1961/01 | 1975 | 205 | 23500 |
| 7KMB | Kagami (かがみ) | 1961/06 | 1975 | 47 | 24100 |
| 7KMS | Satsumaseiun (薩摩青雲丸) | 1988/02 | in-service | 466 | 11042 |
| 7KMY | Aichi (愛知丸) | 1976/03 | 1990/02 | 486 | 11022 |
| 7KPF | Kaiko (海幸丸) | 1978/03 | 1990/02 | 88 | 22300 |
| 7KRU | Genyo (玄洋丸) | 1991/03 | in-service | 485 | 11037 |
| 7KSD | Tosa (土佐丸) | 1983/01 | in-service | 214 | 23900 |
| 7LAM | Yoshi No.81 (第八十一吉丸 [用船]) | 1978/12 | 349 | _____ | |
| 7LAY | Tankai (探海丸) | 1982/03 | in-service | 168 | 03101 |
| 7LDC | Shinyo (進洋丸) | 1993/02/27 | 2004/11/22 | 463 | 11048 |
| 7LIJ | Shimane (島根丸) | 1986/11 | 1993/01 | 139 | 23200 |
| 7LNO | Shimane (島根丸) | 1993/02 | in-service | 142 | 23200 |
| 7LNU | Sorachi (そらちPM10) | 1984/08 | in-service | 330 | 01101 |
| 7LQV | Hokushin (北辰丸) | 1989/01 | in-service | 216 | 20102 |
| 7LUB | Enoshima (江の島丸) | 1962/03 | 1969/10 | 78 | 21400 |
| 7LVP | Mito (水戸丸) | 1962/08 | 1974/05 | 150 | 20800 |
| 7LVS | Joyo (常陽丸) | 1962/10 | 1972/12 | 33 | 11011 |
| 7LXI | Kinsei (金星丸) | 1980/03 | in-service | 20100,20104 | |
| 7LYH | Chishio (千潮丸) | 1965/03 | 1975/04 | 185 | 11012 |
| 7LYI | Chiba (千葉丸) | 1965/05 | 1978/03 | 425 | 21200 |
| 7MCV | Misasa (みささPM69) | 1970/10 | in-service | 01106 | |
| 7MEX | Tonan (図南丸) | 1975/01 | 1994/12 | 216 | 24700 |
| 7MFF | Shonan (翔南丸) | 1976/05 | 491 | 11043 | |
| 7MFV | Kaiho (海邦丸) | 1986/03 | in-service | 466 | 11043 |
| 7MGA | Shonan No.3 (翔南丸III世) | 1992/03 | in-service | 495 | 11043 |
| 8JAC | Mizuho (みずほ丸) | 1962/03 | 1981/01 | 77 | 03106 |
| 8JCL | Ojika (おじかPL12) | 1963/06 | 1991/09 | 861 | 01102 |
| 8JCM | Meiyo (明洋HL03) | 1963/03 | 1990/09 | 450 | 01100 |
| 8JDG | Tansei (淡青丸) | 1963/06 | 1982/09 | 257 | 10006 |
| 8JDG | Kaiko No.10 (第十海工丸) | 1991 | 257 | 49900 | |
| 8JIF | Shunyo (俊鷹丸) | 1973/03 | in-service | 396.85 | 03107 |
| 8JNZ | Kofu (高風丸) | 1963/03 | 1988 | 336 | 01201 |
| 8JTW | Shin Daito (新大東丸) | 1979/10 | 1997/02 | 145 | 20400 |
| 8JUJ | Shin Miyagi (新宮城丸) | 1963/12 | 417 | 20400 | |
| 8KCI | Tankai (探海丸) | 1964/03 | 1982/02 | 102 | 03101 |
| 8KNC | Oita (大分丸) | 1963/11 | 1975/05 | 296 | 11040 |
| 8KOD | Etomo (えともPL127) | 1982/03 | in-service | 964.36 | 01101 |
| 8KOG | Tosa (とさPL114) | 1979/11 | in-service | 01105 | |
| 8KOI | Isazu (いさずPM07) | 1981/03 | in-service | 537.81 | 01106,01108 |
| 8KOL | Amagi (あまぎPL128) | 1982/03 | in-service | 968.30 | 01103 |
| 8KPB | Zao (ざおうPLH05) | 1982/03 | in-service | 3245.15 | 01102 |
| 8KQQ | Tenyo (天鷹丸) | 1964/04 | 1985/04 | 518 | 10010 |
| 8KRP | Hirota (広田丸) | 1960/03 | 33 | 11045 | |
| 8KRT | Hayato (はやとPLH04) | 1980/03 | in-service | 3231.77 | 01110 |
| 8KTZ | Iwami (いわみPL117) | 1980/01 | in-services | 962.84 | 01108 |
| 8KWT | Genkai (げんかい) | 1982/01 | 1998/02 | 138 | 24000 |
| 8KXB | Chokai (ちょうかいPL112) | 1979/11 | in-service | 959.47 | 01102 |
| 8KYL | Tsuru (鶴丸) | 1985/09 | in-service | 108 | 24200 |
| 8LBZ | Shimokita (しもきたPL118) | 1980/03 | in-service | 963.61 | 01102 |
| 8LCP | Koshiki (こしきPL123) | 1980/01 | in-service | 966.22 | 01110 |
| 8LCQ | Hateruma (はてるまPL124) | 1980/03 | in-service | 963.82 | 01111 |
| 8LDF | Tottori No.1 (第一鳥取丸) | 1966/04 | 1981/01 | 99 | 23100 |
| 8LDG | Shirafuji (しらふじ丸) | 1965/03 | 1983/02 | 95 | 03104 |
| 8LEB | Suzuka (すずかPL119) | 1984/03 | in-service | 958.92 | 01104 |
| 8LKT | Shonan (湘南丸) | 1965/02 | 1975/09 | 399 | 11014 |
| 8LLG | Kaiko (海幸丸) | 1964/03 | 1978/02 | 99 | 22300 |
| 8LRY | Hokko (北光丸) | 1976/06 | in-service | 466.49 | 03101 |
| 8LUY | Ashu (阿州丸) | 1965/03 | 1992/02 | 399 | 11030 |
| 8LXK | Iwaki (いわき丸) | 1984/04 | 200 | 20700 | |
| 8LYT | Kaiyo (海洋HM06) | 1964/03 | 1993/09 | 310 | 01100 |
| JAAD | Oki (おきPM06) | 1951/02 | 1979/10 | 389 | 01108 |
| JAAG | Iwaki (磐城丸) | 1943/01 | 1955/01 | 123 | 20700 |
| JABF | Genyo (玄洋丸) | 1968/11 | 1980/02 | 428 | 11037 |
| JABM | Kagoshima (かごしま丸) | 1960/09 | 1981/09 | 1037 | 10040 |
| JADW | Apoi (あぽい丸) | 1960/02 | 87 | 11001 | |
| JAGT | Suruga (駿河丸) | 1957/10 | 1967/07 | 58 | 22200 |
| JAHT | Daio (だいおうPL15) | 1973/09 | in-service | 939.47 | 01101 |
| JAJG | Aomori (青森丸) | 1967/10 | 1977/02 | 399 | 11006 |
| JAJO | Fuji (ふじPS02) | 1951/03 | 1975/01 | 232 | 01101,01102 |
| JAML | Kotobuki No.10 (第十寿丸) | 79 | 20400 | ||
| JAPA | Shonan (照南丸) | 1921/11 | 1955/06 | 55 | 24600 |
| JAPF | Koyo (光洋丸) | 1953/03 | 110 | 20103 | |
| JAUG | Miyagi (宮城丸) | 1934/02 | 1964/12 | 248 | 20400 |
| JAWM | Kuma (くまPS01) | 1951/03 | 1974/01 | 232 | 01101,01102 |
| JAXB | Shirafuji (しらふじ丸) | 1983/03 | in-service | 138 | 03104,03110 |
| JAYE | Sagami (さがみPS05) | 1951/07 | 1976/11 | 232 | 01101,01102,01103 |
| JAYU | Motoura (もとうらPM12) | 1986/11 | in-service | 330 | 01101 |
| JAZA | Funakawa (船川丸) | 1967/03 | 1980/10 | 375 | 11008 |
| JAZB | Soyo (蒼鷹丸) | 1925/01 | 1954/11 | 202 | 03100,03109 |
| JAZE | Ooyodo (おおよどPS07) | 1951/08 | 1976/01 | 232 | 01107,01110 |
| JAZP | Nojima (のじまPL11) | 1962/04 | 1989/04 | 869 | 01103 |
| JBBC | Tenyo (天洋HL04) | 1986/11 | in-service | 435 | 01100 |
| JBBO | Unryu (雲龍丸) | 1970/03 | 1981/02 | 215 | 11020 |
| JBCR | Takanosu (鷹巣丸) | 1967/03 | 52 | 20300 | |
| JBET | Asahi No.1 (第一旭丸) | 1947/12 | 55 | 03102 | |
| JBFH | Shumpu (春風丸) | 1954/03 | 1974/03 | 152 | 01202 |
| JBFP | Kuma (くまPM74) | 1974/02 | in-service | 503.14 | 01105 |
| JBGB | Chosui (長水丸) | 1967/03 | 1979/02 | 423 | 11038 |
| JBGI | Hekura (へくらPM14) | 1951/06 | 1979/08 | 386 | 01108 |
| JBKA | Miyako (宮古丸) | 1957/05 | 1965/12 | 84 | 11007 |
| JBMX | Shonan (湘南丸) | 1987/02 | 1999/01 | 485 | 11014 |
| JBOA | Keifu (啓風丸) | 1969/12 | 2000/08 | 1483 | 01200 |
| JBOG | Shinkai (神海丸) | 1969/02 | 1972/04 | 420 | 23202 |
| JBOO | Keiten (敬天丸) | 1954/06 | 1974/06 | 265 | 10040 |
| JBOR | Oshima (大島丸) | 1970/01 | 1996/02 | 277 | 11013 |
| JBRY | Matsushima (まつしまPL107) | 1979/09 | in-service | 968.56 | 01102 |
| JBUN | Iwaki (いわきPL108) | 1979/08 | in-service | 962.19 | 01102 |
| JBWG | Shikine (しきねPL109) | 1979/09 | in-service | 963.80 | 01103 |
| JBZS | Genkai (げんかいPL121) | 1980/01 | in-service | 965.94 | 01107 |
| JCAQ | Minabe (みなべPM66) | 1970/03 | 1998/07 | 393 | 01105 |
| JCCC | Shimane (島根丸) | 1961/01 | 1986/10 | 106 | 23200 |
| JCCP | Noto (のとPL115) | 1979/11 | in-service | 958.01 | 01109 |
| JCCX | Chofu (長風丸) | 1987/02 | in-service | 480 | 01203 |
| JCDF | Soyo (蒼鷹丸) | 1970/03 | 1994/09 | 494 | 03103,03109 |
| JCDN | Oshoro (おしょろ丸) | 1962/09 | 1983/12 | 1180.64 | 10000 |
| JCDP | Miochidori (みおちどりPS104) | 1949/11 | 1969/01 | 227 | 01101,01102,01109 |
| JCDS | Yonakuni (よなくにPL116) | 1979/10 | in-service | 957.91 | 01111 |
| JCDT | Asachidori (あさちどりPS103) | 1948/08 | 1967/01 | 226 | 01101,01102,01105,01106 |
| JCEA | Shin Hayabusa (新隼丸) | 1966/01 | 88 | 20400 | |
| JCEG | Kawachidori (かわちどりPS101) | 1949/08 | 1967/01 | 230 | 01101,01102,01108 |
| JCEO | Uzura (うずらPS140) | 1949/08 | 1960/01 | 81 | 01102 |
| JCFA | Fuji (富士丸) | 1927/05 | 1950/09 | 182 | 22200 |
| JCFM | Rebun (れぶんPL111) | 1979/11 | in-service | 960.53 | 01101 |
| JCFY | Ashizuri (あしずりPL113) | 1979/11 | 1997/11 | 01105 | |
| JCFY | Nojima (のじまPL113) | 1997/11 | in-service | 01103 | |
| JCHG | Ishikari (いしかりPS06) | 1951/07 | 1974/10 | 232 | 01101 |
| JCIO | Iwaki (いわき丸) | 1969/03 | 1984/03 | 220 | 20700 |
| JCLC | Tsuru (鶴丸) | 1968/08 | 1985/08 | 154 | 24200 |
| JCMO | Oyashio (おやしお丸) | 1990/08 | in-service | 178 | 20100 |
| JCMU | Samurai (さむらい) | 1978/06 | 1981/08 | 49900 | |
| JCOD | Shoyo (昭洋HL01) | 1972/02 | 1998/02 | 1872 | 01100 |
| JCPE | Fusa (ふさ丸) | 1929/02 | 178 | 21200 | |
| JCPV | Hokushin (北辰丸) | 1968/03 | 1988/12 | 219 | 20102 |
| JCQS | Ehime (えひめ丸) | 1981/07 | 1996/05 | 496.26 | 11032 |
| JCRM | Fuji (富士丸) | 1973/07 | 1988/01 | 491 | 22200 |
| JCVC | Awa (阿波丸) | 1928/12 | 71 | 23600 | |
| JCYR | Chikugo (ちくごPS16) | 1952/01 | 1978/01 | 243 | 01107 |
| JDBH | Kinsei (金星丸) | 1960/11 | 1980/02 | 35 | 20100 |
| JDCG | Oyama (雄山丸) | 1974/04 | 1988/06 | 456 | 21699 |
| JDCP | Heiwa Ibaraki (平和茨城丸) | 1953/10 | 57 | 20800 | |
| JDET | Tateyama (立山丸) | 1980/03 | 1998/09 | 156 | 21600 |
| JDJB | Hatsutaka (初鷹丸) | 1924/12 | 286 | 03100 | |
| JDNJ | Chokai (鳥海丸) | 1954/12 | 1968/03 | 277 | 11009 |
| JDOV | Noto (のとPM13) | 1951/08 | 1979/10 | 387 | 01109 |
| JDOX | Soya (宗谷PL107) | 1949/12 | 1978/10 | 2734 | 01100,01101,01103 |
| JDPL | Hakusan (白山丸) | 1967/03 | 1978/06 | 119 | 21700 |
| JDRD | Shoyo (照洋丸) | 1974/03 | 1998/04 | 1362 | 03100 |
| JDRI | Nagasaki (長崎丸) | 1964/03 | 1986/01 | 562 | 10035 |
| JDRP | Takuyo (拓洋HL02) | 1957/03 | 1983/07 | 770 | 01100 |
| JDRU | Atsumi (あつみPL103) | 1954/01 | 1962/04 | 867 | 01103 |
| JDRV | Satsuma (さつまPL104) | 1954/01 | 1965/11 | 797 | 01110 |
| JDRW | Ojika (おじかPL102) | 1954/01 | 1963/05 | 870 | 01102 |
| JDSD | Tsugaru (つがるPL105) | 1954/01 | 1966/06 | 801 | 01101,01108,01110 |
| JDUU | Tenryu (てんりゅうPS03) | 1951/03 | 1976/02 | 232 | 01101 |
| JDVA | Oshoro (おしょろ丸) | 1984/01 | in-service | 1383 | 10000 |
| JDVE | Wakashio (若潮丸) | 1997/02 | in-service | 424 | 20105 |
| JDVE | Wakatake (若竹丸) | 1984/03 | 1997/01 | 424 | 20105 |
| JDVF | Shunyo (俊鷹丸) | 1957/02 | 1973/02 | 183 | 03107 |
| JDWX | Kofu (高風丸) | 1988/07 | in-service | 487 | 01201 |
| JDXL | Hokuho (北鳳丸) | 1989/03 | in-service | 386 | 20105 |
| JDZT | Oyashio (おやしお丸) | 1968/06 | 1973/10 | 37 | 20103 |
| JE2086 | Geppo (月峯) | 1970/10 | 1985/09 | 44 | 20600 |
| JE2455 | Geppo (月峯) | 1985/10 | in-service | 36 | 20600 |
| JE2556 | Azuma (あづま) | 1980/02 | 1995/02 | 55 | 20700 |
| JE2575 | Kitakami (北上丸) | 1980/01 | 1994/12 | 47 | 20300 |
| JE2757 | Seiho (青鵬丸) | 1983/02 | 1999/02 | 56 | 20200 |
| JEAE | Mito (水戸丸) | 1986/03 | in-service | 179 | 20800 |
| JECF | Suruga (駿河丸) | 1967/08 | 1978/04 | 87 | 22200 |
| JECO | Tokai Daigaku No.2 (東海大学丸II世) | 1968/01 | 1993 | 702 | 10025 |
| JEDY | Kashima (鹿島丸) | 1993/02 | in-service | 495 | 11011 |
| JEGI | Aichi (愛知丸) | 1990/03 | in-service | 450 | 11022 |
| JEHI | Rishiri (りしりPM12) | 1951/06 | 1979/08 | 387 | 01101 |
| JEHK | Kaiko (海幸丸) | 1990/03 | in-service | 75 | 22300 |
| JEKE | Bosei (望星丸) | 1971/07 | 1978/10 | 1103 | 10025 |
| JELC | Joyo (常陽丸) | 1973/01 | 83 | 11011 | |
| JELK | Genkai (玄海丸) | 1952/12 | 1967/08 | 64 | 24000 |
| JELP | Senshu (千秋丸) | 1968/03 | 1980/04 | 117 | 20500 |
| JENJ | Mogami (最上丸) | 1957/10 | 1974/02 | 105 | 20600 |
| JEOO | Enoshima (江の島丸) | 1969/11 | 1985/01 | 82 | 21400 |
| JEQD | Genkai (げんかいPM07) | 1951/03 | 1979/01 | 389 | 01103,01105 |
| JEQE | Mizuho (みずほPLH21) | 1986/03 | in-service | 5259 | 01103,01104 |
| JEQI | Hakusan (白山丸) | 1978/07 | 1996/05 | 189 | 21700 |
| JESA | Tanshu (但州丸) | 1980/02 | 1995/02 | 444 | 11025 |
| JESB | Yubari (ゆうばりPM11) | 1985/11 | in-service | 329 | 01101 |
| JESR | Tatsuta (たつたPM52) | 1954/09 | 1980/08 | 272 | 01101,01102,01107 |
| JEUK | Taikei No.11 (第十一大慶丸) | 1950/11 | 109 | 20400 | |
| JFBH | Sado (さどPM03) | 1950/06 | 1974/01 | 422 | 01109 |
| JFCC | Hakutaka (白鷹丸) | 1929/08 | 1944 | 1327 | 03100 |
| JFCL | Shinyo (神鷹丸) | 1984/12 | 2015 | 649 | 10015 |
| JFDG | Shumpu (春風丸) | 1974/03 | in-service | 366.38 | 01202 |
| JFDH | Tosakaien (土佐海援丸) | 1991/03 | in-service | 459 | 11033 |
| JFDI | Tanshu (但州丸) | 1959/02 | 1969/01 | 65 | 11025 |
| JFDN | Chokai (鳥海丸) | 1968/04 | 1979/11 | 404 | 11009 |
| JFIB | Wakatori (若鳥丸) | 1975/03 | 1988/06 | 474 | 11026 |
| JFIH | Sagami (相模丸) | 1968/03 | 1978/10 | 321 | 21400 |
| JFKN | Chifuri (ちふりPM18) | 1952/04 | 1979/08 | 384 | 01102 |
| JFPI | Chiba (ちば丸) | 1949/10 | 1965/04 | 36 | 21200 |
| JFQA | Kitakami (北上丸) | 1951/06 | 1959/10 | 61 | 20300 |
| JFRB | Oshima (大島丸) | 1959/02 | 89 | 21301,21301 | |
| JFRO | Kojima (こじまPL21) | 1993/03 | in-service | 3136 | 01106 |
| JFSP | Miyake (みやけPM70) | 1973/01 | in-service | 389.04 | 01102 |
| JFTS | Awaji (あわじPM71) | 1973/01 | in-service | 386.49 | 01103,01108 |
| JFUA | Iwate (岩手丸) | 1953/02 | 1960/09 | 245 | 20300 |
| JFVX | Ashu No.2 (第二阿州丸) | 1960/03 | 95 | 11030 | |
| JFYI | Riasu No.1 (第一りあす丸) | 1978/03 | 476 | 11007 | |
| JFYV | Chishio (千潮丸) | 1955/05 | 1965/02 | 88 | 11012 |
| JG2140 | Tokiwa (ときわ) | 1971/01 | 1982/02 | 50 | 20800 |
| JG3342 | Kerama (けらまHS32) | 1973/11 | in-service | 27 | 01111 |
| JG3516 | Kurihama (くりはまHS34) | 1975/06 | 1999/02 | 26 | 01103,01104 |
| JG3644 | Yashio (やしお) | 1976/09 | 1994/12 | 28 | 21301 |
| JG4002 | Takunan (たくなん) | 1980/03 | in-service | 38 | 21302 |
| JG4082 | Fusami (ふさみ丸) | 1983/01 | 57 | 21200 | |
| JG4089 | Fusami No.2 (第二ふさみ丸) | 1985/02 | 33 | 21200 | |
| JG4091 | Tokiwa (ときわ) | 1982/03 | 1995/03 | 59 | 20800 |
| JG4357 | Koyo (興洋) | 1983/12 | in-service | 46 | 21303 |
| JG5036 | Hamashio (はましおHS21) | 1991/03 | in-service | 32 | 01103 |
| JG5543 | Hayashio (はやしおHS26) | 1999/03 | in-service | 30 | 01107 |
| JGAV | Shinyo (神鷹丸) | 1963/04 | 1984 | 382.07 | 10015 |
| JGBB | Umitaka (海鷹丸) | 1973/06 | 2000 | 1828.94 | 10015 |
| JGBC | Satsumaseiun (薩摩青雲丸) | 1974/03 | 1988/01 | 481 | 11042 |
| JGBF | Kaiyo (海洋HL05) | 1993/10 | in-service | 605 | 01100 |
| JGBL | Miyagi (宮城丸) | 1989/02 | in-service | 497 | 20403 |
| JGGA | Chokai (鳥海丸) | 1992/03 | in-service | 452 | 11009 |
| JGHM | Yoshino (よしのPS12) | 1951/10 | 1977/01 | 233 | 01101,01105,01107 |
| JGII | Fukushima (福島丸) | 1974/05 | 1985/02 | 498 | 11010 |
| JGIV | Asama (あさま丸) | 1954/11 | 1969/01 | 38 | 22400 |
| JGJA | Hakusan (白山丸) | 1950/06 | 1967/02 | 62 | 21700 |
| JGJF | Miyako (みやこ) | 1973/06 | 1988/01 | 127 | 21301 |
| JGLG | Chiba No.2 (第二ちば丸) | 1965/05 | 1980/11 | 118 | 21200 |
| JGNU | Kudaka (くだかPL03) | 1994/10 | in-service | 1269 | 01111 |
| JGOK | Kuroshio (黒潮丸) | 1936/03 | 1963/09 | 30 | 01204,01212 |
| JGON | Iwate (岩手丸) | 1960/10 | 1972/11 | 378 | 20300 |
| JGOP | Hidehiko (英彦丸) | 1955/02 | 29 | 24000 | |
| JGPP | Fukushima (福島丸) | 1985/03 | 1998/02 | 460 | 11010 |
| JGQH | Ryofu (凌風丸) | 1995/06 | in-service | 1380 | 01200 |
| JGRM | Kagami (かがみ) | 1975/07 | 1989/01 | 86 | 24100 |
| JGSW | Senshu (千秋丸) | 1959/07 | 1968/02 | 64 | 20500 |
| JGTB | Miyazaki (みやざき丸) | 1987/03 | in-service | 169 | 24500 |
| JGTW | Satsuma (さつまPL04) | 1995/10 | in-service | 1380 | 01110 |
| JGUU | Kuroshio (黒潮丸) | 1975/08 | 1993/01 | 149 | 23500 |
| JGVD | Miura (みうらPL101) | 1949/08 | 1967/06 | 711 | 01101,01107,01108 |
| JGVJ | Azuma (あずま) | 1960/12 | 62 | 21301 | |
| JGWC | Musashi (武蔵丸) | 1932/03 | 104 | 21304 | |
| JGWS | Satsuma (さつまPL14) | 1966/07 | 1995/09 | 869 | 01110 |
| JGWV | Wakataka (わかたか丸) | 1970/03 | 1995/02 | 143 | 03102 |
| JGZK | Ryofu (凌風丸) | 1966/08 | 1995 | 1598 | 01200 |
| JH2517 | Shiranami (しらなみ) | 1971/11 | 1987/10 | 48 | 22300 |
| JH2871 | Asama (あさま丸) | 1984/09 | in-service | 56 | 22401 |
| JH2915 | Amagi (あまぎ) | 1983/10/28 | 25 | 22201 | |
| JHAB | Bosei No.2 (望星丸II世) | 1978/11 | 1993 | 702 | 10025 |
| JHAB | Koyo (耕洋丸) | 1958/09 | 1978/06 | 1215 | 10010 |
| JHEU | Wakatake (若竹丸) | 1971/02 | 1984/02 | 494 | 20105 |
| JHFM | Shirochidori (しろちどり) | 1987/12 | in-service | 453 | 11023 |
| JHGD | Erimo (えりもPL13) | 1965/11 | 1994/09 | 869 | 01101,01102 |
| JHGG | Hyogo No.1 (第一兵庫丸 [用船]) | 1959/07 | 99 | 22800 | |
| JHIK | Muroto (むろとPL16) | 1974/11 | in-service | 943 | 01110 |
| JHIL | Ryofu (凌風丸) | 1937/08 | 1966/07 | 1200 | 01200,01205 |
| JHIN | Fukui (福井丸) | 1978/04 | 1998/02 | 147 | 21800 |
| JHIS | Unryu (雲龍丸) | 1981/03 | 1995/02 | 215 | 11020 |
| JHKN | Kaiko (海幸丸) | 1956/07 | 1964/02 | 62 | 22300 |
| JHLF | Oita (大分丸) | 1987/02 | in-service | 468 | 11040 |
| JHLO | Ogasawara (おがさわら丸) | 1997/02 | in-service | 6679 | 49900 |
| JHOK | Fuji (富士丸) | 1988/02 | 2009 | 311 | 22200 |
| JHPO | Koyo (耕洋丸) | 1978/06 | in-service | 1988.62 | 10010 |
| JHTP | Yushio (夕汐丸) | 1942/03 | 1963/01 | 141 | 01201,01205 |
| JHVP | Soyo (蒼鷹丸) | 1954/12 | 1970/02 | 257 | 03109 |
| JHVS | Aisei No.5 (第五相生丸 [用船]) | 1955/01 | 84 | 20400 | |
| JHVX | Yubari (ゆうばりPM58) | 1960/03 | 1985/10 | 326 | 01101 |
| JI2805 | Wakayama (わかやま) | 1978/10 | 88 | 23000 | |
| JI3166 | Hayate (はやて) | 1971/03 | in-service | 39.37 | 22700,49900 |
| JI3132 | Kinokuni (きのくに) | 1996/10 | in-service | 98 | 23001 |
| JIAL | Nagasaki (長崎丸) | 1952/03 | 1964/02 | 130 | 10035 |
| JICC | Kiyo (紀洋丸) | 1929/10 | 127 | 23000 | |
| JICQ | Oyama (雄山) | 1988/07 | in-service | 454 | 21606 |
| JIDH | Chosui (長水丸) | 1979/03 | 1993/01 | 476 | 11038 |
| JIEB | Oita (大分丸) | 1975/06 | 1987/01 | 496 | 11040 |
| JIFH | Tenyo (天鷹丸) | 1985/05 | in-service | 716 | 10010 |
| JIHB | Kagawa (香川丸) | 1986/03 | 1998/05 | 450 | 11031 |
| JIHK | Kaiho (快鳳丸) | 1917/06 | 1945/08 | 1093 | 03100 |
| JIIQ | Suruga (駿河丸) | 1978/05 | 1995/02 | 129 | 22200 |
| JIJK | Mogami (もがみPS11) | 1951/09 | 1978/01 | 233 | 01101,01102,01104,01105,01108 |
| JIJY | Ashu (阿州丸) | 1992/03 | in-service | 459 | 11030 |
| JIKA | Yaizu (やいづ) | 1978/07 | 1991/02 | 432 | 11021 |
| JIKA | Wakashio (若潮丸) | 1993 | in-service | 320 | 49000 |
| JIKQ | Shonan (照南丸) | 1955/07 | 98 | 24600 | |
| JILU | Kuroshio (黒潮丸) | 1972/03 | 1984/02 | 167 | 24400 |
| JIMJ | Koshiji (越路丸) | 1960/09 | 1978/02 | 115 | 21500 |
| JIMP | Hyogo (兵庫丸) | 1951/02 | 51 | 22800 | |
| JIPI | Tokai Daigaku (東海大学丸) | 1950/10 | 1969/05 | 191 | 10025 |
| JIPR | Fuji (ふじPM75) | 1975/02 | in-service | 496.76 | 01105 |
| JIQD | Heian (平安丸) | 1977/10 | 1997/11 | 228 | 22601 |
| JIQI | Miyake (みやけPM02) | 1950/03 | 1972/12 | 405 | 01102 |
| JIRJ | Tsuru (鶴丸) | 1933/04 | 1968/07 | 122 | 24200 |
| JISX | Shin Tajima (新但馬丸) | 1967/10 | 118 | 22810 | |
| JITK | Asama (あさま丸) | 1969/02 | 1984/08 | 40 | 22400 |
| JIUD | Kanou (加納丸) | 1969/08 | 1994/02 | 401 | 11019 |
| JIUT | Mizunagi (みずなぎ) | 1983/03 | 1997/02 | 148 | 11024 |
| JIUW | Yaizu (やいづ) | 1991/03 | in-service | 416 | 11021 |
| JIVB | Seifu (清風丸) | 1993/01 | in-service | 484 | 01204 |
| JIWH | Sado (さどPM77) | 1975/02 | in-service | 500.91 | 01109 |
| JIWQ | Too (東奥丸) | 1990/02 | in-service | 140 | 20200 |
| JIZW | Daio (だいおうPL02) | 1950/03 | 1973/08 | 691 | 01101,01103,01107 |
| JJAE | Koshiji (越路丸) | 1978/03 | 1996/01 | 156 | 21500 |
| JJDN | Etsuzan (越山丸) | 1980/07 | 437 | 11015 | |
| JJEB | Mizuho (みずほ丸) | 1981/02 | in-service | 156 | 03106 |
| JJGD | Kuwano (くわのPM09) | 1983/03 | in-service | 533.32 | 01105 |
| JJIA | Chitose (ちとせPM08) | 1988/03 | in-service | 524.88 | 01101 |
| JJIX | Satsumaseiun (薩摩青雲丸) | 1960/09 | 1973/12 | 220 | 11042 |
| JJKW | Tosakaien (土佐海援丸) | 1966/03 | 1991/02 | 460 | 11033 |
| JJMM | Aomori (青森丸) | 1990/03 | in-service | 499 | 11006 |
| JJOY | Iwate (岩手丸) | 1990/03 | in-service | 158 | 20301 |
| JJPC | Rebun (れぶんPM04) | 1951/02 | 1979/10 | 387 | 01101 |
| JJTO | Miura (みうらPL32) | 1969/03 | 1998/09 | 1967 | 01103,01108 |
| JJWD | Kaiyo No.5 (第五海洋丸MH02) | 1948/05 | 1952/09 | 211 | 01100 |
| JJWE | Okushiri (おくしりPM10) | 1951/06 | 1980/02 | 384 | 01101,01102 |
| JJWJ | Nagara (ながらPS18) | 1952/03 | 1977/03 | 240 | 01101,01108 |
| JJWQ | Kochi (こうち) | 1979/08 | 1981/05/27 | 243 | 23900 |
| JJXD | Tenyo (天洋HM05) | 1961/03 | 1986/10 | 121 | 01100 |
| JKAW | Senshu (千秋丸) | 1980/05 | 1997/06 | 187 | 20500 |
| JKAY | Funakawa (船川丸) | 1980/11 | 1994/02 | 495 | 11008 |
| JKCQ | Hokusei (北星丸) | 1976/10 | 2002/04 | 892.92 | 10000 |
| JKDD | Natsudomari (なつどまり) | 1981/02 | 23 | 20201 | |
| JIKA | Wakashio (若潮丸) | 1993 | in-service | 320 | 49000 |
| JKFW | Wakashio (若潮丸) | 1979/08 | 199 | 20105 | |
| JKGM | Wakataka (わかたか丸) | 1960/03 | 1970/02 | 83 | 03102 |
| JKIL | Tankai (探海丸) | 1932/02 | 1964/02 | 83 | 03100,03101 |
| JKOG | Tokushima (とくしま) | 1967/06 | 1983/12 | 76 | 23600 |
| JKOL | Shinyo (神鷹丸) | 1937/02 | 235 | 03100 | |
| JKOY | Kaiyo (海洋MH01) | 1948/05 | 1964/03 | 204 | 01100 |
| JKQL | Tajima (たじま) | 1988/03 | in-service | 140 | 22810 |
| JKRH | Matsuura (まつうらPM85) | 1976/11 | in-service | 502.20 | 01102,01107,01108 |
| JKSI | Ibaraki (茨城丸) | 1948/05 | 116 | 20800 | |
| JKVJ | Kitakami (きたかみPS20) | 1952/03 | 1978/01 | 240 | 01107,01110 |
| JKWQ | Shinyo (進洋丸) | 1966/12/25 | 1976/12/25 | 376 | 11048 |
| JKXA | Meiyo (明洋HL01) | 1953/08 | 1963/03 | 396 | 01100 |
| JKZQ | Wakachiba (若千葉丸) | 1970/03 | 1980/02 | 483 | 11012 |
| JL5169 | Tokushima (とくしま) | 1984/01 | in-service | 67 | 23600 |
| JL5235 | Yoshu (よしゅう) | 1985/03 | in-service | 60 | 23800 |
| JL5260 | Tosakaiyo (土佐海洋丸) | 1986/03 | in-service | 48 | 23900 |
| JLAM | Goto (ごとうPL122) | 1980/02 | in-service | 960.14 | 01107 |
| JLAU | Tone (とねPM86) | 1976/11 | in-service | 496.12 | 01102 |
| JLBD | Heiyo (平洋HM04) | 1955/03 | 1986/10 | 50 | 01100,01102,01106 |
| JLBM | Horobetsu (ほろべつPM83) | 1977/01 | in-service | 501.80 | 01101 |
| JLFA | Chishio (千潮丸) | 1975/05 | 1989/02 | 465 | 11012 |
| JLGA | Chiba (千葉丸) | 1978/04 | 1992/01 | 347 | 21200 |
| JLGP | Satsumaseiun No.2 (第二薩摩青雲丸) | 1968/04 | 236 | 11042 | |
| JLHB | Wakachiba (若千葉丸) | 1980/03 | 1995/12 | 471 | 11012 |
| JLJA | Ume No.3 (第三梅丸 [用船]) | 1956/03 | 80 | 20400 | |
| JLKE | Natsui (なついPM01) | 1980/09 | in-service | 526.14 | 01102 |
| JLKU | Echizen (えちぜんPM03) | 1980/09 | in-service | 526.61 | 01108 |
| JLLB | Kunigami (くにがみPL126) | 1980/10 | in-service | 959.08 | 01111 |
| JLLH | Katori (かとりPL125) | 1980/10 | in-service | 964.18 | 01103 |
| JLMJ | Oshoro (おしょろ丸) | 1927/05 | 1962/07 | 471.76 | 10000 |
| JLNK | Tateyama (立山丸) | 1960/04 | 1980/02 | 104 | 21600 |
| JLPQ | Tokachi (とかちPM04) | 1981/03 | in-service | 527.83 | 01101 |
| JLPT | Shoyo (昭洋HL01) | 1998/03 | in-service | 3128 | 01100 |
| JLSR | Hokuyo (北洋丸) | 1974/08 | 1995/01 | 275 | 20104 |
| JLTI | Satsunan (さつなん) | 1981/02 | 287 | 24600 | |
| JLVC | Kagoshima (かごしま丸) | 1981/10 | in-service | 1297.08 | 10040 |
| JLVO | Shonan (湘南丸) | 1975/10 | 1987/01 | 495 | 11014 |
| JLZI | Hokko (北光丸) | 1960/05 | 1976/05 | 220 | 03101 |
| JM3824 | Nansei (南星丸) | 1976/03 | 2002/10 | 82.97 | 10041 |
| JM4259 | Hayasui (速吸丸) | 1977/03 | in-service | 43 | 24400 |
| JM4856 | Tachibana (たちばな) | 1980/04 | 49 | 24500 | |
| JM5219 | Hoyo (豊洋) | 1984/03 | 1999/07 | 61 | 24400 |
| JM5414 | Buzen (ぶぜん) | 1984/11 | in-service | 33 | 24002 |
| JM5476 | Hinokuni (ひのくに) | 1986/03 | in-service | 49 | 24300 |
| JMDJ | Tone (とねPS19) | 1952/03 | 1976/11 | 240 | 01102 |
| JMHR | Toyama No.18 (第十八富山丸 [用船]) | 1968/03 | 1992/02 | 96 | 21600 |
| JMII | Kyosei (共盛丸) | 1947/06 | 128 | 20700 | |
| JMKF | Umitaka (海鷹丸) | 1955/08 | 1973/05 | 1452.91 | 10015 |
| JMLO | Satsunan (さつなん) | 1968/08 | 1981/01 | 110 | 24600 |
| JMLV | Iwate (岩手丸) | 1976/06 | 1990/02 | 117 | 20300 |
| JMOE | Geiyo (鯨洋丸) | 1945/08 | 49900 | ||
| JMQM | Asashio (朝潮丸) | 1942/04 | 1960/06 | 57 | 01205 |
| JMUL | Oki (おきPL01) | 1989/09 | in-service | 993 | 01108 |
| JMTF | Akita (秋田丸) | 1933/08 | 139 | 20500 | |
| JMYW | Daisen (だいせん) | 1953/03 | 47 | 23100 | |
| JNDN | Tenkai (天海HM03) | 1948/05 | 1961/03 | 100 | 01100 |
| JNGW | Amami (あまみPM62) | 1965/03 | 1992/09 | 345 | 01110 |
| JNII | Echigo (えちごPLH08) | 1990/02 | in-service | 3133 | 01109 |
| JNJA | Sanyo (三洋丸) | 1925/03 | 1945/08 | 195 | 20106 |
| JNLB | Choho (長芳丸) | 1956/08 | 266 | 11029 | |
| JNNU | Katori No.7 (第七香取丸 [用船]) | 1955/10 | 47 | 20400 | |
| JNOK | Sendai (せんだいPM14) | 1988/06 | in-service | 330 | 01110 |
| JNQK | Hakuho (白鳳丸) | 1967/03 | 1989/04 | 3225 | 10006 |
| JNQK | Sogen (蒼玄丸) | 1989/05 | 1996 | 49000 | |
| JNQN | Meiyo (明洋HL03) | 1990/10 | in-service | 621 | 01100 |
| JNSX | Too (東奥丸) | 1974/06 | 1990/01 | 134 | 20200 |
| JNTU | Chosui (長水丸) | 1993/02 | in-service | 492 | 11038 |
| JNVF | Kaiyo (開洋丸) | 1967/09 | 1991/07 | 2539 | 03100 |
| JNWT | Mogami (最上丸) | 1974/03 | 1991/12 | 136 | 20600 |
| JNYV | Chokai (鳥海丸) | 1979/12 | 1992/02 | 451 | 11009 |
| JNZA | Mogami (最上丸) | 1992/01 | in-service | 98 | 20600 |
| JNZL | Kaiyo (開洋丸) | 1991/07 | in-service | 2630 | 03100 |
| JNZT | Abukuma (あぶくまPM79) | 1976/01 | in-service | 501.73 | 01102 |
| JPAB | Isuzu (いすずPM80) | 1976/03 | in-service | 502.49 | 01104 |
| JPAT | Umitaka (海鷹丸) | 2000/06 | in-service | 1886.0 | 10015 |
| JPBN | Keifu (啓風丸) | 2000/09/27 | in-service | 1483 | 01200,01202 |
| JPDN | Miyako (みやこ) | 1988/02 | in-service | 136 | 21301 |
| JPEY | Erimo (えりもPL02) | 1991/10 | in-service | 1268 | 01101 |
| JPFK | Kurobe (くろべPM88) | 1977/02 | in-service | 502.19 | 01109 |
| JPGV | Chiba No.2 (第二ちば丸) | 1957/08 | 1965/04 | 85 | 21200 |
| JPHB | Hakuryu No.18 (第十八白竜丸 [用船]) | 1960/11 | 84 | 20400 | |
| JPHK | Abukuma (あぶくまPS10) | 1951/09 | 1976/01 | 232 | 01101,01102 |
| JPIE | Shumpu (春風丸) | 1927/03 | 1954 | 125 | 01202 |
| JPIW | Yoshu (よしゅう) | 1971/07 | 1985/02 | 78 | 23800 |
| JPJT | Ashizuri (あしずり) | 1956/10 | 1966 | 47 | 23900 |
| JPMH | Genyo (玄洋丸) | 1956/04 | 1968/10 | 273 | 11037 |
| JPPJ | Eiko (栄光丸) | 1956/01 | 113 | 20106 | |
| JPPR | Kaiko (海幸丸) | 1943/12 | 1956/06 | 27 | 22300 |
| JPPU | Hokusei (北星丸) | 1957/01 | 1976/08 | 222, 273 | 10000 |
| JPQB | Ibaraki (茨城丸) | 1927/06 | 1948/04 | 71 | 20800 |
| JPQE | Hokuho (北鳳丸) | 1957/01 | 1989/02 | 85 | 20105 |
| JPQX | Chofu (長風丸) | 1960/08 | 1987 | 265 | 01203 |
| JPRH | Sorachi (そらちPM57) | 1959/03 | 1984/08 | 326 | 01101 |
| JPRW | Kagawa (香川丸) | 1974/04 | 1986/02 | 452 | 11031 |
| JPTT | Chiba No.2 (第二ちば丸) | 1980/12 | 139 | 21200 | |
| JPVB | Seifu (清風丸) | 1964/03 | 1992/12 | 336 | 01204 |
| JPVI | Yoshu (予州丸) | 1960/06 | 1971/06 | 67 | 23800 |
| JPVR | Chishio (千潮丸) | 1989/03 | in-service | 475 | 11012 |
| JPVV | Chiba (千葉丸) | 1992/02 | in-service | 317 | 21200 |
| JPWJ | Kuzuryu (くずりゅうPM82) | 1976/03 | in-service | 496.37 | 01108 |
| JPXL | Noshiro (のしろPS13) | 1951/11 | 1976/12 | 243 | 01101,01108 |
| JPYL | Kiso (きそPS14) | 1951/11 | 1977/01 | 243 | 01109 |
| JPZL | Shinano (しなのPS15) | 1951/12 | 1978/02 | 243 | 01109 |
| JQAY | Sawachidori (さわちどりPS107) | 1949/11 | 1969/01 | 148 | 01108 |
| JQBM | Kotobuki (壽丸) | 1928/09 | 64 | 23700 | |
| JQGX | Ooyodo (おおよどPM93) | 1978/02 | in-service | 500.98 | 01110 |
| JQHT | Yuryo No.8 (第八有漁丸 [用船]) | 1971/06 | 349 | ____ | |
| JQIF | Katsura (かつらPM92) | 1978/02 | in-service | 503.64 | 01107,01108 |
| JQKL | Fusakaze (ふさかぜ丸) | 1960/11 | 38 | 21200 | |
| JQKS | Fukui (福井丸) | 1960/10 | 1978/03 | 114 | 21800 |
| JQOH | Iwate (岩手丸) | 1929/02 | 1953/01 | 145 | 20300 |
| JQSA | Kanou (加納丸) | 1957/03 | 1969/07 | 54 | 11019 |
| JQSP | Tosa (とさ) | 1968/02 | 1986 | 83 | 23900 |
| JQUB | Shunkotsu (俊鶻丸) | 1928/07 | 588 | 10010 | |
| JQUB | Soya (そうやPLH01) | 1978/11 | in-service | 3139.13 | 01101 |
| JQUE | Esan (えさんPL102) | 1978/11 | in-service | 960.81 | 01101 |
| JQUI | Tsugaru (つがるPLH02) | 1979/04 | in-service | 3221.39 | 01101 |
| JQUL | Wakasa (わかさPL103) | 1978/11 | in-service | 964.76 | 01108 |
| JQWG | Motobu (もとぶPL105) | 1978/11 | in-service | 966.51 | 01111 |
| JQWN | Yahiko (やひこPL104) | 1978/11 | in-service | 964.27 | 01109 |
| JQWO | Settsu (せっつPLH07) | 1984/09 | in-service | 3111 | 01103,01105 |
| JQWV | Shiretoko (しれとこPL101) | 1978/11 | in-service | 965.30 | 01101 |
| JQXK | Yoko (陽光丸) | 1961/03 | 1979/06 | 213 | 03105,03109 |
| JQYL | Shoyo (照洋丸) | 1956/06 | 1974/02 | 602 | 03100 |
| JQZW | Iwate (岩手丸) | 1972/12 | 1976/05 | 242 | 20300 |
| JREN | Ehime (えひめ丸) | 1969/07 | 1981/06 | 407.89 | 11032 |
| JRFE | Rishiri (りしりPL106) | 1979/09 | in-service | 967.87 | 01101 |
| JRLA | Seifu (清風丸) | 1948/05 | 1960/08 | 62 | 01204 |
| JRLQ | Hayachine (早池峰丸) | 1958/10 | 38 | 20300 | |
| JRNI | Shinyo (進洋丸) | 1976/12 | 1992/12/02 | 496 | 11048 |
| JROY | Kumamoto (熊本丸) | 1985/03 | 1999/02 | 380 | 11039 |
| JROY | Torishima (とりしま) | 1999/02 | in-service | 452 | 49900 |
| JRPG | Kaiyo (かいよう) | 1985/05 | in-service | 2893 | 36000 |
| JRPM | Enoshima (江の島丸) | 1985/02 | in-service | 99 | 21400 |
| JRQV | Kitakami (北上丸) | 1959/11 | 1976/05 | 104 | 20300 |
| JRRA | Heian No.1 (第一平安丸) | 1960/09 | 116 | 22601 | |
| JRRH | Kuzuryu (くずりゅうPS09) | 1951/08 | 1976/02 | 231 | 01108 |
| JRRS | Mito (水戸丸) | 1974/06 | 1986/02 | 262 | 20800 |
| JRVW | Aomori (青森丸) | 1977/03 | 1990/02 | 499 | 11006 |
| JRVZ | Kashima (鹿島丸) | 1978/02 | 1993/01 | 495 | 11011 |
| JRWN | Kaiun (開運丸) | 1978/09 | 1994/01 | 299 | 20200 |
| JSLB | Futami (ふたみAGS5102) | 1979/02 | in-service | 2050 | 04000 |
| JSMV | Wakasa (わかさAGS5104) | 1986/02 | in-service | 2050 | 04000 |
| JSNG | Akashi (あかしAGS5101) | 1969/10 | in-service | 1420 | 04000 |
| JSPD | Suma (すまAGS5103) | 1982/03 | in-service | 1180 | 04000 |
| JSRA | Soei (桑栄丸) | 1948/11 | 1952/07 | 2860 | 01106 |
| JSRL | AGS No.5 (海洋観測艇5号AGS5) | 1978/04 | 1986/03 | 340 | 04000 |
| JSSK | AGS No.1 (海洋観測艇1号AGS1) | 1974/03 | 1982/03 | 340 | 04000 |
| JSTY | Fuji (ふじAGB5001) | 1965/07 | 1984/04 | 5489 | 04000 |
| JSUL | AGS No.2 (海洋観測艇2号AGS2) | 1975/03 | 1982/09 | 340 | 04000 |
| JSUX | AGS No.3 (海洋観測艇3号AGS3) | 1976/03 | 1984/03 | 340 | 04000 |
| JSVI | AGS No.4 (海洋観測艇4号AGS4) | 1976/03 | 1985/03 | 340 | 04000 |
| JSVY | Shirase (しらせAGB5002) | 1982/11 | in-service | 11600 | 04000 |
| JTXB | Koho (高鵬丸) | 1925/06 | 80 | 23900 | |
| JVAB | Kamui (神威丸) | 1927/02 | 138 | 22400 | |
| JVEB | Tateyama (立山丸) | 1930/02 | 1960/03 | 93 | 21600 |
| JVOJ | Hakucho (白鳥丸) | 1935/08 | 1949/08 | 269 | 22300 |
| JXFB | Hyuga (日向丸) | 1927/03 | 69 | 24500 | |
| JXIB | Tonan (図南丸) | 1927/08 | 100 | 24700 | |
| JXXB | Hisho (飛隼丸) | 1929/04 | 1945/08 | 318 | 03100 |
| _01108X | unidentified | 1952/08/21 | 1952/08/31 | 01108 | |
| _01109X | unidentified | 1952/07/07 | 1952/07/12 | 01109 | |
| _03106X | unidentified | 1951/07/06 | 1952/08/10 | 03106 | |
| _103 | Oyasio (おやしお丸) | 03101 | |||
| _119 | Asahi (朝日丸) | 20104 | |||
| _122 | unknown | 03101 | |||
| _123 | unknown | 03101 | |||
| _190 | unknown | 03101 | |||
| _191 | unknown | 03101 | |||
| _199 | unknown | 03101 | |||
| _208 | Umitaka (うみたか) | 20400 | |||
| _212 | Takusui (拓水) | 20700 | |||
| _221 | Kaiyo (開洋丸) | 03102 | |||
| _22600X | Tanyo (丹洋丸) | 1951/07/24 | 1951/08/11 | 22600 | |
| _238 | Kuroshio (黒潮丸) | 24400 | |||
| _24100X | unidentified | 1952/08/01 | 1952/08/02 | 02410 | |
| _251 | Kyoyo No.2 ([用船]) | 03112 | |||
| _253 | Shinei NO.53 (第五十三新栄丸 [用船]) | 03102 | |||
| _263 | Shinei No.2 ([用船]) | 20400 | |||
| _269 | Hako No.8 ([用船]) | 20400 | |||
| _270 | Kaiyo No.53 ([用船]) | 03112 | |||
| _271 | Hoyo No.12 (第十二宝洋丸 [用船]) | 03102 | |||
| _274 | unknown | 03102 | |||
| _275 | unknown | 03102 | |||
| _276 | unknown | 03102 | |||
| _279 | unknown | 03102 | |||
| _290 | unknown | 03102 | |||
| _299 | unknown | 03102 | |||
| _318 | Misago | 21400 | |||
| _319 | Amagi (天城丸) | 1961 | 1970/10 | 19 | 22201 |
| _328 | Hakuta | 21400 | |||
| _342 | unknown | 03109 | |||
| _391 | unknown | 21301 | |||
| _392 | unknown | 21200 | |||
| _399 | unknown | 03102 | |||
| _404 | Yosyu (よしゅう) | 23700,23800,23900 | |||
| _410 | Hayate (はやて) | 22700 | |||
| _427 | Tosa (土佐丸) | 22800 | |||
| _428 | Hoyo (豊洋丸) | 24400 | |||
| _430 | Tosakaiyo (土佐海洋丸) | 03104 | |||
| _432 | Matsukaze (まつかぜ) | 03104 | |||
| _433 | unknown | 22800 | |||
| _434 | unknown | 23300 | |||
| _435 | unknown | 23800 | |||
| _436 | unknown | 22700 | |||
| _438 | unknown | 24002 | |||
| _440 | unknown | 24500 | |||
| _443 | unknown | 24002 | |||
| _479 | unknown | 22700 | |||
| _483 | unknown | 23502 | |||
| _486 | unknown | 23300 | |||
| _487 | unknown | 22700 | |||
| _488 | unknown | 23502 | |||
| _489 | unknown | 22300 | |||
| _492 | unknown | 23000 | |||
| _493 | unknown | 23900 | |||
| _494 | unknown | 23600 | |||
| _495 | unknown | 24500 | |||
| _496 | unknown | 24400 | |||
| _497 | unknown | 03104 | |||
| _507 | Osumi (おおすみ) | 24600 | |||
| _509 | Kamikaze (神風) | 24000 | |||
| _514 | unknown | 11029 | |||
| _581 | unknown | 24200 | |||
| _582 | unknown | 03105 | |||
| _583 | unknown | 03105 | |||
| _584 | unknown | 03105 | |||
| _586 | unknown | 03105 | |||
| _587 | unknown | 24600 | |||
| _590 | unknown | 03105 | |||
| _592 | unknown | 03105 | |||
| _599 | unknown | 24300 | |||
| _603 | Zuio (瑞鴎丸) | 20200 | |||
| _607 | Senshu No.2 (第二千秋丸) | 20500 | |||
| _613 | Naeba (苗場) | 21500 | |||
| _615 | Kaiko (海光) | 21600 | |||
| _621 | Kureha (呉羽丸) | 21500 | |||
| _627 | Heian (平安丸) | 22601 | |||
| _635 | Tottori No.1 (第一鳥取丸) | 23100 | |||
| _644 | Wakashio (若潮丸) | 03106 | |||
| _646 | Otori (おおとり) | 03106 | |||
| _652 | unknown | 11025 | |||
| _912 | Fuji (富士丸) | 22200 | |||
| _916 | Kuroshio (黒潮丸) | 24400 | |||
| _944 | unknown | 24600 | |||
| _952 | Wakashio (若潮丸) | 03103 | |||
| _958 | unknown | 11022 | |||
| _959 | Fukusima (福島丸) | 11010 | |||
| _960 | Kashima (鹿島丸) | 11011 | |||
| _961 | Wakachiba (若千葉丸) | 11012 | |||
| _966 | Etsuzan (越山丸) | 11015 | |||
| _972 | unknown | 11026 | |||
| _975 | unknown | 11031 | |||
| _976 | unknown | 11032 | |||
| _984 | unknown | 11042 | |||
| _985 | unknown | 20202 | |||
| _989 | unknown | 11030 | |||
| _990 | unknown | 11007 | |||
| _999 | unknown | _____ | |||
| _A2_ | Tama No.2 (第二玉丸 [徴傭船]) | 1938/08 | 1941/06 | 264 | 04001 |
| _A3_ | Tama No.3 (第三玉丸 [徴傭船]) | 1938/08 | 1939/08 | 257 | 04001 |
| _A5_ | Tama No.5 (第五玉丸 [徴傭船]) | 1938/08 | 1939/08 | 257 | 04001 |
| _A6_ | Tama No.6 (第六玉丸 [徴傭船]) | 1938/08 | 1940/08 | 275 | 04001 |
| _A7_ | Tama No.7 (第七玉丸 [徴傭船]) | 1939/07 | 1939/08 | 275 | 04001 |
| _AA_ | Takao (高雄丸) | 1945/08 | 09001 | ||
| _AC_ | Akashi (あかしHS31) | 1973/01 | 1995/12 | 27 | 01105 |
| _AD | unidentified | ___Z0 | |||
| _AE_ | Akebono (Akebono Maru) | 90000 | |||
| _AG | unidentified | ___Z0 | |||
| _AG64_ | Asanagi (あさなぎ丸) | 1948/05 | 1952/09 | 18 | 01204 |
| _AG65_ | Amagi (あまぎ) | 1970/12/17 | 1983/08 | 28.92 | 22201 |
| _AK64_ | Chofu (朝風丸) | 1948/01 | 1960/03 | 24 | 01203 |
| _AK65_ | Kotaka (こたか丸) | 1972/03 | 1995/02 | 47 | 03104 |
| _AM_ | Itsukushima (厳島 [敷設艦]) | 1929/12 | 1944/10 | 1970 | 04001 |
| _AO | unidentified | ___Z0 | |||
| _AQ | unidentified | ___Z0 | |||
| _AU_ | Azuma (あづま) | 1969/08 | 1980/01 | 25 | 20700 |
| _AV_ | Hayasui (速吸丸) | 1962/03 | 1977/02 | 19 | 24400 |
| _AX_ | AXBT (AXBT) | 99999 | |||
| _BA_ | Banshu No.83 (第八十三播州丸) | 1945/08 | 90000 | ||
| _BU_ | Bunpuku (文福丸) | 8 | 20400 | ||
| _BZ_ | Buzen (ぶぜん) | 1971/03 | 1984/10 | 40 | 24002 |
| _C3_ | Choyo No.13 (第十三朝洋丸) | 1945/08 | 90000 | ||
| _C5_ | Choyo No.15 (第十五朝洋丸) | 1945/08 | 90000 | ||
| _CG | unidentified | ___Z0 | |||
| _CI_ | Tachibana (たちばな) | 1964/12 | 19 | 21410 | |
| _CT | unidentified | ___Z0 | |||
| _DA_ | Daikoku No.3 (Daikoku Maru No.3) | 90000 | |||
| _DF64_ | Daifuji (Daifuji Maru) | 90000 | |||
| _DF_ | unidentified (船名不特定) | 04000 | |||
| _DI_ | Daito (大東丸) | 1964/12 | 20400 | ||
| _DO | unidentified | 01101 | |||
| _DO1_ | Midori (みどり丸) | 1965/01 | 1971/09 | 10 | 23502 |
| _DO2_ | Midori (みどり) | 1971/10 | 18 | 23502 | |
| _DS_ | Daisen (だいせん丸) | 1964/12 | 47 | 23200 | |
| _E1 | unidentified | ___Z0 | |||
| _EE_ | Seisei No.1 (第一勢正丸) | 99 | 20400 | ||
| _EI_ | Eisho (栄勝丸) | 90000 | |||
| _EJ_ | Eijin (栄仁丸 [用船]) | 1965/01 | 2 | 20106 | |
| _EK_ | Eitoku (栄徳丸 [用船]) | 3 | 20106 | ||
| _EN | unidentified | ___Z0 | |||
| _EO64_ | Seiyo No.1 (第一成洋丸) | 1964/12 | 03100 | ||
| _EO65_ | Seiho (青鵬丸) | 1969/10 | 1983/01 | 19 | 20200 |
| _ES_ | Shichisei (七星丸) | 1945/08 | 09001 | ||
| _ET | unidentified | ___Z0 | |||
| _EZ_ | Isokaze (いそかぜ) | 1972/10 | 19 | 23300 | |
| _FS_ | Fusami (ふさみ丸) | 1970/11 | 1982/12 | 70 | 21200 |
| _FX_ | Fusami No.2 (第二ふさみ丸) | 1974/06 | 1985/01 | 29 | 21200 |
| _GA_ | Kagami (かがみ) | 1989/02 | 19 | 24100 | |
| _GG_ | Sasagake (ささがけ丸) | 11 | 23503 | ||
| _H2_ | Hosyo No.2 (第二宝勝丸) | 1965/01 | 87 | 20400 | |
| _H3 | unidentified | ___Z0 | |||
| _HD_ | Hoyo (宝洋丸 [徴傭船]) | 1964/12 | 36 | 04001 | |
| _HF | unidentified | 01109 | |||
| _HG_ | Fugen (Fugen Maru) | 90000 | |||
| _HL_ | Hakucho (白鳥丸) | 1968/02 | 7 | 20201 | |
| _HM_ | Fukumiya (福宮丸) | 1964/12 | 20200 | ||
| _HN_ | Hinokuni (ひのくに) | 1970/03 | 1986/02 | 49 | 24300 |
| _HP1_ | Hayatsuki (はやつき) | 1974/10 | 1988/02 | 19 | 21600 |
| _HY_ | Hachiryu No.13 (第十三八竜丸) | 70 | 20400 | ||
| _HZ | unidentified | ___Z0 | |||
| _IC_ | Ishishio (Ishishio) | 90000 | |||
| _IE_ | Hamaei (Hamaei Maru) | 90000 | |||
| _IF1_ | Aki (あき) | 1965/01 | 1979/12 | 7 | 23400 |
| _IF2_ | Aki (あき) | 1980/01 | 19 | 23400 | |
| _IG_ | Shiga (志賀丸) | 1950/11 | 1953/12 | 940 | 01205 |
| _II_ | Misaki (みさき丸) | 1965/01 | 13 | 22600 | |
| _IO_ | Koyoshi No.2 (第二幸由丸) | 90000 | |||
| _IR_ | Kurokami (黒神丸) | 1945/08 | 90000 | ||
| _IS_ | Isogo (いそごHS19) | 1951/12 | 1964/12 | 6 | 01103 |
| _IU_ | Ikuna (生名丸) | 1947/12 | 1953/12 | 940 | 01205 |
| _IW | unidentified | ___Z0 | |||
| _IY_ | Itsuki (いつき丸) | 5 | 23400 | ||
| _JDVA_ | unidentified | 10000 | |||
| _JDVE_ | unidentified | 20105 | |||
| _JHVP_ | unidentified | 03109 | |||
| _JK_ | Kuji (久慈丸) | 1963/03 | 1964/12 | 40 | 11044 |
| _JT_ | Tamashima (珠島丸) | 10 | 23700 | ||
| _JU_ | Junko (順幸丸) | 1945/08 | 01100 | ||
| _K1_ | Kaiyo No.1 (第一海洋丸 [海洋観測船]) | 1939/10 | 1944/10 | 200 | 04001 |
| _K264_ | Kaiyo No.2 (第二海洋丸 [海洋観測船]) | 1940/01 | 1944/10 | 200 | 04001 |
| _K364_ | Kaiyo No.3 (第三海洋丸 [海洋観測船]) | 1942/06 | 1944/10 | 200 | 04001 |
| _K365_ | Kyosho No.3 (第三共勝丸) | 75 | 20400 | ||
| _K4 | unidentified | ___Z0 | |||
| _K5_ | Katori No.5 (第五香取丸) | 50 | 20400 | ||
| _K6 | unidentified | ___Z0 | |||
| _K6_ | Kaiyo No.6 (第六海洋丸 [海洋観測船]) | 1943/03 | 1944/10 | 200 | 04001 |
| _KC_ | Kotaka (こたか丸) | 1962/03 | 1972/02 | 19 | 03104 |
| _KE_ | Kyoei (共栄丸 [用船]) | 1964/12 | 03100 | ||
| _KH_ | Komahashi (駒橋 [測量艦潜水母艦]) | 1931 | 1945/07 | 1230 | 04001 |
| _KI_ | Katashima (片島丸) | 1945/08 | 90000 | ||
| _KK_ | Katsuriki (勝力 [測量艦敷設艦]) | 1935 | 1944/09 | 1540 | 04001 |
| _KO_ | KOSHI (KOSHI MARU) | 01103 | |||
| _KR | unidentified | 01204 | |||
| _KT_ | Kochi (高知丸) | 1945/08 | 23900 | ||
| _KV64_ | Kii (きい丸) | 1963/03 | 34 | 23000 | |
| _KZ_ | Kiji (きじ) | 90000 | |||
| _LK1_ | Kuroshio (くろしお) | 1966/08 | 1980/02 | 21 | 24700 |
| _LK2_ | Kuroshio (くろしお) | 1980/03 | 34 | 24700 | |
| _MA813_ | 1980/02 | 1999/03 | 01102 | ||
| _MA819_ | Pirika No.2 (ピリカ2号) | 1980/12/12 | in-service | 01101 | |
| _MA820_ | Umineko No.2 (うみねこ2号) | 1981/01/23 | in-service | 01102 | |
| _MA869_ | Hakutaka (はくたか) | 2001 | in-service | 01102 | |
| _MG_ | Myoga (明賀丸 [徴傭船]) | 1938/09 | 1938/10 | 04001 | |
| _MH533_ | Hirose No.1 (ひろせ1号) | 1979/01/25 | in-service | 01102 | |
| _MH_ | Tokushima (とくしま丸) | 1956/06 | 1967/05 | 31 | 23600 |
| _MI | unidentified | ___Z0 | |||
| _MJ_ | Myojin (明神丸) | 88 | 20400 | ||
| _MK | unidentified | ___Z0 | |||
| _MK_ | Miyako (Miyako Maru) | 1945/08 | 90000 | ||
| _MM_ | Kamome (かもめ) | 1965/01 | 14 | 24600 | |
| _MN | unidentified | ___Z0 | |||
| _MN64_ | Mansyu (満州 [測量艦海防艦]) | 1916/02 | 1930/12 | 3510 | 04001 |
| _MO | unidentified | ___Z0 | |||
| _MP_ | Matsuda No.2 (Matsuda Maru No.2) | 03101 | |||
| _MQ | unknown | ___Z0 | |||
| _MR_ | Tako (多幸丸) | 19 | 22300 | ||
| _MS_ | Misago (みさご丸) | 1965/11 | 5 | 21400 | |
| _MT_ | Matsue (松江 [測量艦運送艦]) | 1905/11 | 1925 | 2550 | 04001 |
| _MY | unidentified | 01109 | |||
| _NI_ | Hinokuni (ひのくに) | 1961/03 | 1970/02 | 31 | 24300 |
| _NN_ | Nanao (七尾丸) | 1964/12 | 03100 | ||
| _NY_ | Shonan (昭南丸) | 1945/08 | 90000 | ||
| _O2 | unidentified | 01108 | |||
| _O2_ | Toshi No.2 (第二利丸 [徴傭船]) | 1940/07 | 1940/08 | 293 | 04001 |
| _O5_ | Toshi No.5 (第五利丸 [徴傭船]) | 1941/06 | 1941/07 | 298 | 04001 |
| _O7_ | Toshi No.5 (第七利丸 [徴傭船]) | 1939/07 | 1941/07 | 297 | 04001 |
| _OA_ | Oyashio (親潮丸) | 1936/06 | 1960/06 | 18 | 01201,01211 |
| _OB | unidentified | 00110 | |||
| _OT_ | Otomari (大泊 [特務艦砕氷艦]) | 1921/11 | 1949 | 2330 | 04001 |
| _OV_ | Okayama (岡山丸) | 14 | 23300 | ||
| _QQ | unknown | ___Z0 | |||
| _QY | unknown | ___Z0 | |||
| _RA_ | Hakucho (白鳥丸) | 1961/03 | 30 | 22800 | |
| _RF_ | Ryofuku (漁福丸) | 6 | 20400 | ||
| _RK1_ | Rokko (禄剛丸) | 1965/01 | 1973/03 | 19 | 21700 |
| _RN_ | Shiranami (しらなみ) | 1965/01 | 4 | 23400 | |
| _RO_ | Omijima (青海島丸) | 1949/07 | 25 | 2350[13] | |
| _RS64_ | Reisui (麗水丸) | 1963/03 | 1972/12 | 16 | 22400 |
| _RT_ | Too (東奥丸) | 1959/10 | 1974/05 | 38 | 20200 |
| _S1 | unidentified | ___Z0 | |||
| _S1_ | Shonan No.1 (第一昭南丸 [徴傭船]) | 1940/07 | 1940/08 | 350 | 04001 |
| _S3_ | Shonan No.3 (第三昭南丸 [徴傭船]) | 1941/05 | 1941/07 | 350 | 04001 |
| _S4 | unknown | 01100 | |||
| _S6_ | Shonan No.6 (第六昭南丸 [徴傭船]) | 1940/07 | 1941/06 | 355 | 04001 |
| _S7_ | Shonan No.7 (第七昭南丸 [徴傭船]) | 1941/06 | 1941/07 | 355 | 04001 |
| _S864_ | Shonan No.8 (第八昭南丸 [徴傭船]) | 1941/06 | 1941/07 | 355 | 04001 |
| _S865_ | Seiko No.8 (第八清康丸) | 50 | 20400 | ||
| _SG | unidentified | ___Z0 | |||
| _SC | unidentified | 01204 | |||
| _SH | unidentified | 01202 | |||
| _SI_ | Shinnan (新南丸) | 1947/12 | 1953/12 | 940 | 01205 |
| _SZ1_ | Shiokaze (しおかぜ) | 1967/03 | 1981/10 | 6 | 21410 |
| _SZ2_ | Shiokaze (しおかぜ) | 1981/11 | 8 | 21410 | |
| _SZ_ | Sachikaze (さちかぜ丸) | 1964/12 | 5 | 24500 | |
| _T1_ | Takunan No.1 (第一拓南丸 [徴傭船]) | 1939/07 | 1939/09 | 343 | 04001 |
| _T2_ | Takunan No.2 (第二拓南丸 [徴傭船]) | 1939/07 | 1939/08 | 343 | 04001 |
| _T3_ | Takunan No.3 (第三拓南丸 [徴傭船]) | 1939/07 | 1940/08 | 343 | 04001 |
| _T5 | unidentified | 00110 | |||
| _T5_ | Takunan No.5 (第五拓南丸 [徴傭船]) | 1940/07 | 1940/08 | 343 | 04001 |
| _T8_ | Takunan No.8 (第八拓南丸 [徴傭船]) | 1939/07 | 1939/09 | 343 | 04001 |
| _TC | unidentified | ___Z0 | |||
| _TC1_ | Tachibana (たちばな) | 1956/04 | 1968/02 | 22 | 24500 |
| _TC2_ | Tachibana (たちばな) | 1968/03 | 1980/03 | 44 | 24500 |
| _TH_ | Taiho (Taiho Maru) | 90000 | |||
| _TI_ | Chikubu (竹生丸) | 1947/12 | 1953/12 | 940 | 01205 |
| _TL_ | Takuyo (拓洋) | 1965/01 | 24400 | ||
| _TM64_ | Tama (玉丸 [徴傭船]) | 1938/08 | 1940/08 | 264 | 04001 |
| _TO_ | Tonan (図南丸) | 1974/12 | 24700 | ||
| _TP_ | Tsumeki (爪木丸 [徴傭船]) | 1964/12 | 20 | 04001 | |
| _TQ | unidentified | ___Z0 | |||
| _TS_ | Toshi (利丸 [徴傭船]) | 1940/07 | 1940/08 | 293 | 04001 |
| _TX_ | Takunan No.10 (第十拓南丸 [徴傭船]) | 1939/07 | 1939/08 | 343 | 04001 |
| _UA_ | Hanuo (Hanuo Maru) | 90000 | |||
| _UI64_ | Kuroshio (Kuroshio Maru) | 90000 | |||
| _UK_ | Ukuru (鵜来丸) | 1947/12 | 1953/12 | 940 | 01205 |
| _UM | unidentified | ___Z0 | |||
| _UM_ | Umikaze (海風丸) | 1948/07 | 1960/05 | 68 | 01203 |
| _UN64_ | Unryu (Unryu Maru) | 90000 | |||
| _US1_ | Ushio (うしお) | 1965/01 | 1973/09 | 7 | 21410 |
| _US2_ | Ushio (うしお) | 1973/10 | 1990/12 | 7 | 21410 |
| _US3_ | Ushio (うしお) | 1991/01 | 19 | 21410 | |
| _UU1_ | Tsukushi (つくし) | 1962/04 | 1976/03 | 17 | 24000 |
| _UY_ | Kosyu (膠州 [測量艦運送艦]) | 1917/04 | 1939/04 | 2080 | 04001 |
| _WI_ | Tokiwa (ときわ) | 1959/03 | 1970/12 | 25 | 20800 |
| _WK | unknown | 00110 | |||
| _WZ_ | Wakazuru (わかづる) | 1962/01 | 25 | 24200 | |
| _Y1_ | Kyo No.1 (第一京丸 [用船]) | 1964/12 | 03100 | ||
| _Y6 | unidentified | ___Z0 | |||
| _Y6_ | Kyo No.6 (第六京丸 [徴傭船]) | 1939/06 | 1939/07 | 340 | 04001 |
| _Y7 | unidentified | ___Z0 | |||
| _Y7_ | Kyo No.7 (第七京丸 [徴傭船]) | 1939/06 | 1939/07 | 340 | 04001 |
| _Y8_ | Kyo No.8 (第八京丸 [徴傭船]) | 1939/07 | 1940/08 | 340 | 04001 |
| _YA | unidentified | ___Z0 | |||
| _YA_ | Yamato (大和 [測量艦海防艦]) | 1902/04 | 1934 | 1330 | 04001 |
| _YE_ | Yoneyama (米山丸) | 1964/12 | 03100 | ||
| _YH_ | Yashio (やしお) | 1963/05 | 1976/08 | 13 | 21301 |
| _YK_ | Yoko (陽光丸 [徴傭船]) | 1941/04 | 1942/05 | 1050 | 04001 |
| _YL_ | Yamasan No.11 (第十一やまさん丸 [用船]) | 124 | 03101 | ||
| _YM64_ | Toyama (富山丸 [徴傭船]) | 1941/04 | 1943/12 | 914 | 04001 |
| _YO_ | Yodo (淀 [測量艦砲艦]) | 1928 | 1940 | 1320 | 04001 |
| _YR2_ | Yakuri (やくり) | 1974/04 | 1989/05 | 19 | 23700 |
| _YR3_ | Yakuri (やくり) | 1989/06 | 19 | 23700 | |
| _YS | unidentified | ___Z0 | |||
| _YU_ | Yukari (ゆうかり) | 01103 | |||
| _YX_ | Kyo No.10 (第十京丸 [徴傭船]) | 1939/07 | 1939/08 | 340 | 04001 |
| _ZU64_ | Zuio (瑞鳳丸) | 1945/08 | 09001 | ||
| _ZU65_ | Zuio (瑞鴎丸) | 1966/10 | 40 | 20200 | |
| _ZY_ | Tokiwa (常磐丸) | 1964/12 | 11010 | ||
| unknown | Umitaka (海鷹丸) | 1949/04 | 1955/08 | 754.81 | 10015 |
| unknown | Shinyo (進洋丸) | 1955/03/30 | 1966/11 | 223.8 | 11048 |
| unknown | Wakashio (若潮丸) | 1958/04/06 | 32.7 | 11048 | |
| unknown | Wakashio (若潮丸) | 1949/06 | 1958/03 | 15 | 11048 |