Commanders of Submarines, I-Type, Imperial Japanese Navy, World War II

World War II Armed Forces – Orders of Battle and Organizations

Last Updated 26.04.2005

Imperial Japanese Navy
In cooperation with Jeff Donahoo

Commanders of Submarines

The format is Japanese style: rank; last name, first name; (Eta Jima class, if known); day.month.year of command and assignment.
Commanders marked with * are known to have died.
UC = Under Construction
FO = Fitting Out

I-Type

      I-1
          • Cdr Ankyu Eitaro 12.41 – 10.42
          • *LtCdr Sakamoto Eiichi 10.42 – 1.43

      I-2
          • Cdr Inada Hiroshi 12.41 – 3.43
          • LtCdr Morinaga Masahiko 3.43 – 4.43
          • LtCdr Itakura Mitsumi 4.43 – 12.43
          • *LtCdr Yamaguchi Kazuo 12.43 – 4.44

      I-3
          • LtCdr Tonozuka Kinzo 12.41 – 5.42
          • *LtCdr Togami Ichiro 5.42 – 12.4

      I-4
          • LtCdr Nakagawa Hajime 12.41 – 8.42
          • LtCdr Kawasaki Mutsuro 8.42 – 11.42
          • *LtCdr Ueno Toshitake 11.42 – 12.42

      I-5
          • LtCdr Nanaji Tsuneo 12.41 – 5.42
          • LtCdr Nakamura Otsuji 2.42
          • LtCdr Utsuki Hidejiro 2.42 – 10.42
          • LtCdr Sekido Yoshimitsu 10.42 – 4.43
          • LtCdr Morinaga Masahiko 4.43 – 4.44
          • LtCdr Doi Mareshige 4.44 – 7.44

      I-6
          • LtCdr Inaba Michmune 9.41 – 5.42
          • LtCdr Nakamura Shozo 5.42 – 12.42
          • LtCdr Izutsu Monshiro 12.42 – 5.43
          • LtCdr Shimose Yoshiro 5.43 – 5.44
          • *LtCdr Fumon Shozo (63) 5.44 – 6.44

      I-7
          • LtCdr Koizumi Kiichi 12.41 – 12.42
          • LtCdr Tobata Naoshi 12.42 – 3.43
          • *LtCdr Nagai Katsuhiko 3.43 – 6.43

      I-8
          • Cdr Emi Tetsushiro 12.41 – 7.42
          • Cdr Uchino Shinji 7.42 – 1.44
          • Cdr Ariizumi Tatsunosuke 1.44 – 12.44
          • *LtCdr Sinohara Shigeo 12.44 – 3.45

I-9
• *Cdr Fuji Akiyoshi 11.41 – 6.43

      I-10
          • Cdr Kayabara Yasuchika 11.41 – 9.42
          • Cdr Yamada Takashi 9.42 – 4.43
          • Cdr Tonozuka Kinzo 4.43 – 1.44
          • *Cdr Nakajima Seiji 1.44 – 7.44

      I-11
          • Cdr Shichiji Tsueno 5.42 – 7.43
          • Cdr Tagami Meiji 7.43 – 10.43
          • *Cdr Izu Hisaichi 10.43 – 1.44

I-15
• *Cdr Ishikawa Nobou 12.41 – 11.42

      I-16
          • LtCdr Yamada Kaoryu 12.41 – 12.42
          • LtCdr Nakamura Shozo 12.42 – 2.44
          • *LtCdr Takeuchi Yoshitaka 2.44 – 5.44

      I-17
          • Cdr Nishino Kozo 12.41 – 7.42
          • *LtCdr Harada Hakue 7.42 – 8.43

      I-18
          • Cdr Otani Kiyonori 12.41 – 12.42
          • *Cdr Muraoka Tomiichi 12.42 – 2.43

      I-19
          • LtCdr Nakahara Shogo 9.41 – 7.42
          • Cdr Kinoshi Takakazu 7.42 – 9.43
          • *LtCdr Kobayashi Shigee 9.43 – 11.43

      I-20
          • Cdr Yamada Takashi 12.41 – 9.42
          • Cdr Yoshimura Iwao 9.42 – 12.42
          • LtCdr Kudo Kaneo 12.42 – 6.43
          • *LtCdr Otsuka Hiroshi 6.43 – 9.43

      I-21
          • Cdr Matsumura Kanji 12.41 – 3.43
          • *Cdr Inada Hiroshi 3.43 – 11.43

      I-22
          • Cdr Ageta Kiyoi 12.41 – 7.42
          • *LtCdr Narusawa Sunao 7.42 – 10.42

I-23
• *LtCdr Shibata Genichi 12.41 – 2.42

I-24
• *Cdr Hanabusa Hiroshi 12.41 – 6.43

      I-25
          • Cdr Tagami Meiji 12.41 – 7.43
          • *Cdr Kohiga Masaru 7.43 – 8.43

      I-26
          • Cdr Yokota Minoru 12.41 – 9.43
          • LtCdr Kusaka Toshio 9.43 – 8.44
          • *LtCdr Nishiuchi Shoichi 8.44 – 10.44

I-40
• *LtCdr Watanabe Katsuji 7.43 – 11.43

      I-27
          • Cdr Yoshimura Iwao 2.42 – 8.42
          • LtCdr Kitamura Sashichi 8.42 – 2.43
          • *LtCdr Fukumura Toshiaki 2.43 – 2.44

I-28
• *LtCdr Yajima Yasuo 2.42 – 5.42

      I-29
          • LtCdr Izu Juichi 2.42 – 10.43
          • *Cdr Kinoshi Takahazu 10.43 – 7.44

I-30
• Cdr Endo Shimobu 2.42 – 10.42

I-31
• *LtCdr Inoue Tadakane 2.42 – 5.43

      I-32
          • Cdr Ikezawa Masayuki 4.42 – 11.42
          • LtCdr Hori Takeo 11.42 – 1.44
          • *LtCdr Imoto Masayuki 1.44 – 3.44

      I-33
          • Cdr Ogawa Tsuayoshi6.42 – 9.42
          • Under repair 9.42 – 5.44
          • *LtCdr Wada Mutsuo 5.44 – 6.44

      I-34
          • Cdr Tonozuka Kinzo 5.42 – 5.43
          • *Cdr Irie Tatsushi 5.43 – 11.43

I-35
• *LtCdr Yamamoto Hideo 8.42 – 11.43

      I-36
          • Cdr Inaba Michimune 9.42 – 2.44
          • LtCdr Teramoto Iwao 2.44 – 2.45
          • LtCdr Sugamosa Tetsuaki 2.45 – 9.45

      I-37
          • Cdr Otani Kiyonori 3.43 – 12.43
          • Cdr Nakagawa Hajime 12.43 – 5.44
          • Cdr Kono Masamichi 5.44 – 10.44
          • *LtCdr Kamimoto Nobou 10.44 – 11.44

      I-38
          • Cdr Ankyu Eitaro 1.43 – 3.44
          • LtCdr Toyama Zenshin 3.44 – 4.44
          • *LtCdr Shimose Yoshiro 4.44 – 11.44

I-39
• *LtCdr Tanaka Makio 4.43 – 11.43

      I-41
          • LtCdr Yoshimatsu Tamori 9.43 – 12.43
          • *LtCdr Itakura Mitsuma 12.43 – 11.44

I-42
• *Cdr Ogawa Tsunayoshi 11.43 – 3.44

I-43
• *Cdr Endo Shinobu 11.43 – 2.44

      I-44
          • Cdr Yokota Minoru 1.44 – 9.44
          • LtCdr Kawaguchi Genbei 9.44 – 3.45
          • *LtCdr Masuzawa Seiji 3.45 – 4.45

      I-45
          • Cdr Tagami Meiji 12.43 – 6.44
          • Cdr Sekido Yoshimitsu 6.44 – 9.44
          • *LtCdr Kawashima Mamoru 9.44 – 10.44

I-46
• *LtCdr Yamaguchi Kozaburo 2.44 – 10.44

      I-47
          • LtCdr Orita Zenji 4.44 – 5.45
          • LtCdr Suzuki Shokichi 5.45 – 8.45

I-48
• *LtCdr Toyama Zenshin 9.44 – 1.45

I-52
• *Cdr Uno Kameo 12.43 – 6.44

      I-53
          • LtCdr Toyomasu Seihachi 2.44 – 2.45
          • LtCdr Oba Saichi 2.45 – 8.45

      I-54
          • Cdr Ohashi Kutsuo 3.44 – 8.44
          • *LtCdr Nakayama Denshichi 8.44 – 10.44

I-55
• *LtCdr Izutsu Monshiro 4.44 – 7.44

      I-56
          • LtCdr Morinaga Masahiko 6.44 – 2.45
          • *LtCdr Shoda Keiji 2.45 – 6.45

I-58
• LtCdr Hashimoto Mochitsura 6.44 – 8.45

      I-121
          • Cdr Endo Shinobu 12.41 – 1.42
          • Cdr Fujimori Yasuo 1.42 – 10.42
          • Cdr Shimada Takeo 10.42 – 8.43
          • LtCdr Watanabe Masaki 8.43 – 2.44
          • Cdr Inaba Michifume 2.44 – 1.45
          • Lt Ueno Norihiro 1.45 – 8.45

      I-122
          • Cdr Utsuki Hidejiro 12.41 – 1.42
          • LtCdr Norita Sadatoshi 2.42 – 11.42
          • LtCdr Rikihisa Matsuji 11.42 – 7.43
          • LtCdr Shinohara Shigeo 8.43 – 2.44
          • Capt Hamano Motoichi 2.44 – 4.44
          • LtCdr Irizawa Mitsuteru 4/3 – 8.44
          • LtCdr Yamane Gon 8.44 – 10.44
          • Cdr Kono Masumichi 10.44 – 1.45
          • Lt Nakajima Kazato 1.45 – 3.45
          • *Lt Mihara Sosaku 3.45 – 6.45

      I-123
          • LtCdr Ueno Toshitake 12.41 – 7.42
          • *LtCdr Nakai Makoto 7.42 – 8.42

I-124
• *LtCdr Kishigami Koichi 12.41 – 1.42

I-152 (I-52 up to 20.05.42)
• LtCdr Sekido Yoshimitsu 12.41 – 5.42

      I-153 (I-53 up to 20.05.42)
          • LtCdr Nakamura Shozo 12.41 – 5.42
          • LtCdr Izutsu Monshiro 5.42 – 12.42
          • LtCdr Shimizu Tsuruzo 12.42 – 5.43
          • LtCdr Wada Mutsuo 5.43 – 6.43
          • LtCdr Imamoto Masayuki 6.43 – 1.44
          • LtCdr Hori Takeo 1.44 – 11.45

      I-154 (I-54 up to 20.05.42)
          • LtCdr Kobayashi Shigeo 12.41 – 6.42
          • LtCdr Sakamoto Eiichi 6.42 – 10.42
          • LtCdr Yuasa Hiroshi 10.42 – 3.43
          • LtCdr Yamaguchi Kozaburo 3.43 – 5.43
          • Capt Hamano Motoichi 12.43 – 1.44

      I-155 (I-55 up to 20.05.42)
          • LtCdr Nakajima Seiji 12.41 – 3.42
          • Cdr Kudo Kaneo 3.42 – 12.42
          • Capt Hamano Motoichi 12.42 – 1.43
          • Cdr Kono Masumichi 1.43 – 4.44
          • LtCdr Hayakawa Norimasa 4.44 – 7.45

      I-156 (I-56 up to 20.05.42)
          • LtCdr Ohashi Katsuo 12.41 – 6.42
          • LtCdr Orita Zenji 6.42 – 7.42
          • LtCdr Sekito Yoshimitsu 7.42 – 10.42
          • LtCdr Yonehara Minoru 10.42 – 3.43
          • LtCdr Teramoto Iwao 3.43 – 1.44
          • Cdr Kamimoto Nobuo 1.44 – 10.44
          • Cdr Kono Masumichi 10.44
          • LtCdr Yamane Gon 10.44 – 8.45

      I-157 (I-57 up to 20.05.42)
          • LtCdr Nakajima Sakae 12.41 – 5.42
          • LtCdr Sakei Takeo 10.42 – 11.42
          • Capt Nishino Kozo 11.42 – 1.43 A
          • LtCdr Kohinga Masaru 2.43 – 7.43
          • Capt Kayabara Yasuchika 7.43 – 1.44 A
          • Cdr Hori Takeo 1.44 – 2.44 duel
          • Cdr Nakamura Shozo 2.44 – 8.45
          • LtCdr Araki Asakichi 8.45

      I-158 (I-58 up to 20.05.42)
          • LtCdr Kitamura Soshichi 12.41 – 7.42
          • LtCdr Otsuka Tadasu 7.42 – 11.42
          • LtCdr Morinaga Masahiko 11.42 – 3.43
          • LtCdr Hashimoto Mochitsura 3.43 – 7.43
          • LtCdr Takeuchi Yoshituka 7.43 – 1.44
          • LtCdr Arai Atsushi 1.44 – 4.44
          • LtCdr Masuzawa Kiyoji 4.44 – 10.44
          • LtCdr Go Yasuo 10.44 – 2.45
          • Lt Tateyama Takeharu 2.45 – 8.45

      I-159
          • Cdr Yoshimatsu Tamon 12.41 – 11.42
          • Capt Fukumura Toshiaki 11.42 – 2.43
          • LtCdr Morinaga Masahiko 2.43 – 3.43 A
          • Capt Kayabara Yasuchika 3.43 – 5.43 A
          • LtCdr Toyomasu Seihachi 5.43 – 2.44
          • LtCdr Shoda Keiji 2.44
          • LtCdr Kimura Masuo 2.44 – 6.44
          • Capt Hamano Motoichi 6.44 – 7.44
          • Capt Fujimoto Tsuto 7.44 – 9.44
          • LtCdr Miyake Tokio 9.44 – 8.45

I-60
• *LtCdr Hasagawa Shun 12.41 – 1.42

      I-162 (I-62 up to 20.05.42)
          • LtCdr Kinashi Takakazu 12.41 – 6.42
          • LtCdr Shimose Yoshiro 6.42 – 5.43
          • LtCdr Doi Mareshige 5.43 – 4.44
          • LtCdr Taniura Hideo 4.44 – 8.45

      I-64
          • LtCdr Ogawa Tsunayoshi 12.41 – 4.42
          • *LtCdr Nina Yoshio 4.42 – 5.42

      I-165 (I-65 up to 20.05.42)
          • LtCdr Harada Hakue 12.41 – 6.42
          • Cdr Torisu Kennosule 6.42 – 3.43
          • Lt Nakayama Denshichi 3.43 – 5.43
          • LtCdr Shimizu Tsuruzo 5.43 – 10.44
          • *LtCdr Ono Yasushi 10.44 – 6.45

      I-166 (I-66 up to 20.05.42)
          • Cdr Yoshitomi Zenji 12.41 – 5.42
          • LtCdr Tanaka Makio 5.42 – 1.43
          • Lt Suwa Koichiro 1.43 – 6.44

      I-168 (I-68 up to 20.05.42)
          • LtCdr Nakamura Otsuji 12.41 – 1.42
          • Cdr Tanabe Yahachi 1.42 – 6.42
          • LtCdr Watanabe Katsuji 6.42 – 10.42 (paper)
          • *LtCdr Nakajima Sakae 10.42 – 7.43

      I-169 (I-69 up to 20.05.42)
          • LtCdr Watanabe Katsuji 12.41 – 4.43
          • LtCdr Toyama Zenshin 4.43 – 2.44
          • LtCdr Sinohara Shigeo 2.44 – 4.44

I-70
• *Cdr Sano Takao 12.41

      I-171 (I-71 up to 20.05.42)
          • LtCdr Kawasaki Michio 12.41 – 7.42
          • LtCdr Kobayoshi Shigeo 7.42 – 8.43
          • *LtCdr Shimoda Takeo 8.43 – 2.44

      I-172 (I-72 up to 20.05.42)
          • LtCdr Togami Ichiro 12.41 – 5.42
          • *LtCdr Ota Takeshi 5.42 – 11.42

I-73
• *Cdr Isobe Akira 12.41 – 1.42

      I-174 (I-74 up to 20.05.42)
          • LtCdr Kusaka Toshio 12.41 – 11.42
          • Lt Nambu Nobukiyo 11.42 – 2.44
          • *Lt Suzuki Katsuhito 2.44 – 4.44

      I-175 (I-75 up to 20.05.42)
          • LtCdr Inoue Tadakane 12.41 – 2.42
          • LtCdr Uno Kameo 2.42 – 3.43
          • *Cdr Tobata Naoshi 3.43 – 2.44

      I-176
          • Cdr Tanabe Yahachi 8.42 – 3.43
          • LtCdr Itakura Mitsuyoshi 3.43 – 4.43
          • LtCdr Yamaguchi Kosaburo 4.43 – 11.43
          • *LtCdr Okada Hideo 11.43 – 5.44

      I-177
          • LtCdr Nakagawa Hajime 12.42 – 8.43
          • LtCdr Orita Zenji 8.43 – 2.44
          • *LtCdr Watanabe Masaki 2.44 – 11.44

I-178
• *Cdr Utsuki Hidejiro 12.42 – 8.43

I-179
• *LtCdr Yuasa Hiroshi 6.43

      I-180
          • LtCdr Kusaka Toshio 1.43 – 9.43
          • *LtCdr Fujita Hidenori 9.43 – 4.44

      I-181
          • Cdr Ohashi Katsuo 5.43 – 12.43
          • *Cdr Taoka Kiyoshi 12.43 – 1.44

I-182
• *LtCdr Yonehara Minoru 5.43 – 9.43

I-183
• *LtCdr Saeki Tatou 10.43 – 4.44

I-184
• *LtCdr Rikihisa Matsuji 10.43 – 6.44

      I-185
          • LtCdr Sekido Yoshimatsu 9.43 – 4.44
          • *LtCdr Arai Atsushi 4.44 – 6.44

I-201
• Lt Sakamoto Kanemi 2.45 – 11.45

I-202
• LtCdr Imai Kenji 2.45 – 8.45

I-203
• LtCdr Uesugi Kazou 6.45 – 8.45

I-351
• *LtCdr Okayama Noboro 1.45 – 7.45

I-361
• *Lt Matsuura Shoji 5.44 – 5.45

I-362
• *LtCdr Nakajima Hidenosuke 5.44 – 1.45

      I-363
          • LtCdr Araki Asakichi 7.44 – 12.44
          • Lt Matsuura Masaharu 12.44 – 5.45
          • LtCdr Kihara Sakae 5.45 – 10.45

I-364
• *LtCdr Makino Takeo 6.44 – 9.44

I-365
• *LtCdr Nakamura Motoo 8.44 – 11.44

I-366
• Lt Tokioka Takami – 9.45

I-367
• LtCdr Taketomi Kunio – 9.45

I-368
• *LtCdr Irisawa Mitsuteru 8.44 – 2.45

I-369
• LtCdr Nakajima (66)

I-370
• *LtCdr Fujikawa Susumu 9.44 – 2.45

I-371
• *LtCdr Kamihiroshi Yasuo 10.44 – 2.45

I-372
• Lt Takahashi Shingo 11.44 – 7.45

I-501
• LtCdr Sato Kiyoteru 7.45 – 8.45

I-502
• LtCdr Yamanaka Shuaki 7.45 – 8.45

I-503
• Lt Hirota Hideo 7.45 – 8.45

I-504
• Lt Hirota Hideo 7.45 – 8.45 dual command

I-505
• Unknown

I-506
• Unknown

RO-Type

      RO-33
          • LtCdr Sakamoto Eiichi 12.41 – 4.42
          • *LtCdr Kuriyama Shigeshi 4.42 – 8.42

      RO-34
          • LtCdr Ota Takeshi 12.41 – 5.42
          • LtCdr Morinaga Masahiko 5.42 – 12.42
          • *LtCdr Tomita Rikichi 12.42 – 4.43

RO-37
• *LtCdr Sato Sakauma 6.43 – 4.44

RO-38
• *LtCdr Nomura Shunji 7.43 – 12.43

RO-39
• *LtCdr Tategami Rikuta 9.43 – 2.44

RO-40
• *LtCdr Kudo Yasuo 9.43 – 2.44

      RO-41
          • LtCdr Sakamoto Kaneyoshi 9.43 – 6.44
          • Lt Shiizuka Mitsuo 6.44 – 2.45
          • *Lt Honda Yoshikuni 2.45 – 3.45

      RO-42
          • LtCdr Wada Mutsuo 8.43 – 4.44
          • *Lt Kudo Yoshinosuke 4.44 – 6.44

      RO-43
          • Lt Nishimatsu Haruo 12.42 – 5.43
          • *Lt Tsukigata Masaki 5.44 – 2.45

      RO-44
          • LtCdr Hashimoto Mochitsura 9.43 – 5.44
          • *LtCdr Uesugi Sadeo 5.44 – 6.44

RO-45
• *LtCdr Hamazumi Yoshihisa 1.44 – 4.44

      RO-46
          • LtCdr Suzuki Shokichi 2.44 – 12.44
          • Lt Tokunaga Masahiko 12.44 – 3.45
          • *LtCdr Kimura Masuo 3.45 – 4.45

      RO-47
          • LtCdr Nishiuchi Shoichi 1.44 – 7.44
          • *Lt Ishikawa Nagao 8.44 – 9.44

RO-48
• *LtCdr Ichitomi Kiyota 4.44 – 7.44

      RO-49
          • LtCdr Fumon Shozo 5.44
          • LtCdr Otani Kiyonori 5.44 – 7.44 A
          • LtCdr Oba Saichi 7.44 – 8.44
          • LtCdr Sugamasa Tetsuaki 8.44 – 2.45
          • *LtCdr Go Yasuo 2.45 – 4.45

      RO-50
          • LtCdr Kimura Masuo 7.44 – 3.45
          • Lt Imai Umeichi 4.45 – 8.45

RO-55
• *Lt Suwa Koichiro 9.44 – 2.45

RO-56
• *Lt Nagamatsu Masateru 11.44 – 4.45

      RO-57
          • LtCdr Nagai Katsuhiko 12.41 –
          • Capt Narahara Shogo (48)5.43 – 8.43 A
          • Capt Shichiji Tsuneo 7(49).43 A

RO-58
• LtCdr Tabata Naoshi 12.41 –

      RO-59
          • LtCdr Tanabe Yahachi 12.41 – 1.42
          • Capt Narahara Shogo 8.42 – 10.42

RO-60
• LtCdr Fujimori Yasuo 12.41

      RO-61
          • LtCdr Yamamoto Hideo 12.41 – 5.42
          • Lt Tokutomi Toshisada 5.42 – 8.42

      RO-62
          • LtCdr Takizawa Koreaki 12.41 – 5.42
          • LtCdr Shimada Takeo 5.42 – 10.42
          • LtCdr Sato Sakuma 10.42 – 12.42

      RO-63
          • LtCdr Kusaka Toshio 12.41 – 2.42
          • LtCdr Nagai Katsuhiko 2.42 – 10.42

      RO-64
          • Cdr Uno Kameo 12.41 – 2.42
          • LtCdr Tabata Naoshi 2.42 – 10.42
          • Capt Narahara Shogo 9.43 – 1.44 A
          • *LtCdr Muto Keigo – 4.45

      RO-65
          • Cdr Kudo Kaneo 12.41 – 2.42
          • LtCdr Torisu Kennosuke 2.42 – 6.42
          • Lt Egi Syochi 6.42 – 11.42

RO-66
• *LtCdr Kurokawa Hideyuki 12.41

      RO-67
          • LtCdr Imamoto Masayuki 12.41 – 5.42
          • LtCdr Torisu Kennosuke 5.42
          • LtCdr Yamaguchi Kazuo 5.42 – 8.42
          • LtCdr Nakayama Denshichi 8.42 – 3.43

      RO-68
          • LtCdr Izutsu Monshiro 12.41 – 5.42
          • LtCdr Manabe Masateru 5.42 – 11.42

      RO-36
          • LtCdr Okada Hideo 5.43 – 4.44
          • *LtCdr Kawashima Tatsuo 4.44 – 6.44

      RO-100
          • Lt Sakamoto Kanemi 9.42 – 8.43
          • *LtCdr Ogane Hisao 9.43 – 11.43

      RO-101
          • LtCdr Orita Zenji 10.42 – 8.43
          • *Lt Arima Fumio 8.43
          • Lt Seki Tanisan 8.43 – 9.43
          • *Lt Fujisawa Masatake 9.43

      RO-102
          • *LtCdr Kanemoto Shoji 11.42 – 5.43
      RO-103
          • LtCdr Fujita Hidenori 10.42 – 2.43
          • *Lt Ichimura Rikinosuke 2.43 – 8.43

      RO-104
          • LtCdr Hamazumi Yoshihisa 2.43 – 3.43
          • LtCdr Shoda Keiji 3.43 – 1.44
          • *Lt Izubuchi Shikari 1.44 – 5.44

      RO-105
          • LtCdr Nishiuchi Shoichi 3.43
          • LtCdr Oba Saichi 3.43 – 1.44
          • *LtCdr Inoue Junichi 1.44 – 5.44

      RO-106
          • LtCdr Saeki Takeo 12.42 – 6.43
          • LtCdr Nakamura Motoo 6.43 – 5.44
          • *Lt Uda Keitai 5.44

RO-107
• *Lt Egi Syochi 12.42 – 7.43

      RO-108
          • LtCdr Arai Atsushi 4.43 – 1.44
          • *Lt Obari Kanichi 1.44 – 5.44

      RO-109
          • LtCdr Uesugi Kazuaki 4.43 – 3.44
          • LtCdr Sugamasa Tetsuaki 3.44 – 8.44
          • LtCdr Oba Saichi 8.44 – 9.44
          • LtCdr Toji Jun 9.44 – 10.44
          • LtCdr Masuzawa Kiyoji 10.44 – 3.45
          • Lt Nakagawa Hiroshi 3.45 – 4.45

RO-110
• *Lt Ebato Kazuo 7.43 – 2.44

RO-111
• *LtCdr Nakamura Naozo 7.43 – 6.44

      RO-112
          • LtCdr Kondo Fumitake 9.43 – 8.44
          • Lt Matsujima Shigeo 8.44
          • Lt Sakamoto Doni 8.44 – 10.44
          • *LtCdr Toji Jun 10.44 – 1.45 (?)
          • LtCdr Uesugi Kazuaki 10.44 – 1.45 (?)

      RO-113
          • Cdr Watanabe Hishashi 10.43 – 7.44
          • *Lt Harada Kiyoshi 8.44 – 2.45

      RO-114
          • LtCdr Kawajima Mamoru 11.43 – 4.44
          • *Lt Ata Yoshiro 4.44 – 6.44

      RO-115
          • Lt Koreeda Sadayoshi 11.43 – 8.44
          • *Lt Takema Chizo 8.44 – 1.45

RO-116
• *LtCdr Okabe Takeshi 1.44 – 5.44

RO-117
• *LtCdr Enomoto Yasuo 1.44 – 6.44

      RO-500
          • LtCdr Taoka Kiyoshi 9.43 – 12.43
          • Lt Shiizuka Mitsuo 4.44 – 7.44
          • Lt Yamamoto Hiroo 7.44 – 9.44
          • Lt Yamamoto Yasuhisa 9.44 – 8.45

RO-501
• *LtCdr Norita Sadotoshi 2.44 – 5.44

HA-Type

      HA-101
          • Lt Kunihiro Shinji 11.44 – 3.45
          • Lt Kurashima Yasusuke 3.45 – 7.45
          • Lt Jinbo Masaharu 7.45 – 8.45

HA-102
• Lt Matsumoto Shigeto 12.44 – 8.45

HA-103
• Lt Murayama Yoshifume 2.45 – 8.45

      HA-104
          • Lt Koga Jinsaku 12.44 – 7.45
          • Lt Kuroda Masatome 7.45 – 8.45

HA-105
• Lt Kiuchi Tetsuro 2.45 – 8.45

      HA-106
          • Lt Okakita Akimasa 12.44 – 4.45
          • Lt Tateyama Takeshi 4.45 – 8.45

HA-107
• Lt Takezaki Shunji 2.45 – 8.45

      HA-108
          • Lt Jinbo Masaharu 5.45 – 7.45
          • Lt Oshiro Minoru 7.45 – 8.45

      HA-109
          • Lt Kurashima Yasusuke 3.45
          • Lt Kunihiro Shinji 3.45 – 8.45

HA-111
• Lt Ono Shinhei 7.45 – 8.45

HA-201
• Lt Sato Yoshimitsu 5.45 – 8.45

HA-202
• Lt Hishitani Kiyo 5.45 – 8.45

HA-203
• Lt Mayama Takanari 6.45 – 8.45

HA-204
• Lt Shigemoto Shunichi 6.45 – 8.45

HA-205
• Lt Taketo Toshio 7.45 – 8.45

HA-206
• Unknown

HA-207
• Lt Ozawa Takamoto 8.45

HA – 208
• Lt Kanetsugi Mitsunaga 8.45

HA-209
• Lt Tsunehiro Eiichi 8.45

HA-210
• Lt Aoki Shigeru 8.45

HA-211
• ?