IJN Armed Merchant Cruisers
- ShindenKai
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IJN Armed Merchant Cruisers
Looking more info on the following:
IJN Hokoku Maru
IJN Aikoku Maru
IJN Akagi Maru
Looking for plan views, hull shapes
IJN Hokoku Maru
IJN Aikoku Maru
IJN Akagi Maru
Looking for plan views, hull shapes
- ijnfleetadmiral
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Re: IJN Armed Merchant Cruisers
What I have for them:
AIKOKU MARU
Commanding Officers
RADM OKAMURA Masao (38) - 5 September 1941 - 25 August 1942
CDR / CAPT OISHI Tamotsu (48) - 25 August 1942 - 5 April 1943
CAPT MIZUSAKI Shojiro (38) - 5 April 1943 - 20 October 1943
CAPT / RADM* NAKAMARUO Yoshizo (36) - 20 October 1943 - 17 February 1944 (KIA)
Operations Officers
??? – 5 September 1941 – 1 October 1943
Vessel rerated transport – 1 October 1943
Gunnery Officers
VACANT - 5 September 1941 – 15 October 1941
LCDR SAJI Shinji (56) – 15 October 1941 – 28 April 1942
LT MINOSHIMA Tatsuo (63) – 28 April 1942 – 15 May 1943
VACANT – 15 May 1943 - 1 June 1943
LCDR SUZUKI Chusuke (Res.) - 1 June 1943 - 1 October 1943
Vessel rerated transport – 1 October 1943
Navigators
LT OIZUMI Yasuo (Res.) - 5 September 1941 – 10 October 1942
LT / LCDR MATSUMOTO Shigezo (Res.) – 10 October 1942 - 10 April 1943
LT HASHIMOTO Sadaaki (Res.) - 10 April 1943 – 1 October 1943
VACANT – 1 October 1943 - 17 February 1944
Torpedo Officers
Position did not exist aboard this vessel.
Chief Engineers
(E) LT / LT YAMAGUCHI Tadashi (Res.) - 5 September 1941 - 15 January 1943
LT / LCDR* OTANI Hisashi (Res.) - 15 January 1943 - 17 February 1944 (KIA)
Surgeons
(S) LTJG / (S) LT TOYAMA Nobuyoshi (??) - 5 September 1941 - 17 March 1943
(S) LT MARUKI Kiyomi (??) - 17 March 1943 – 20 October 1943
VACANT – 20 October 1943 - 18 January 1944
(S) LT / (S) LCDR* ONO Takashi (??) - 18 January 1944 - 17 February 1944 (KIA)
Paymasters
(P) LTJG / (P) LT KAMISAKA Ryutaro (??) - 5 September 1941 – 15 December 1942
(P) LT SAKAGAMI Shizuhiro (??) – 15 December 1942 – 1 July 1943
(P) LT OZAKI Shigetake (??) – 1 July 1943 – 1 October 1943
VACANT – 1 October 1943 - 18 January 1944
(P) LT / (P) LCDR* MOGI Toshitaka (??) - 18 January 1944 - 17 February 1944 (KIA)
HOKOKU MARU
Commanding Officers
CAPT AIHARA Aritaka (38) - 20 September 1941 - 25 August 1942
CAPT / RADM* IMAZATO Hiroshi (45) - 25 August 1942 - 11 November 1942 (KIA)
Operations Officers
??? – 20 September 1941 – 11 November 1942
Gunnery Officers
VACANT – 20 September 1941 – 15 October 1941
LCDR YAGI Itaro (Spec. Duty 4) – 15 October 1941 – 15 March 1942
LCDR TAKEYAMA Yasuji (Spec. Duty 5) – 15 March 1942 – 11 November 1942
Navigators
LT HIBARA Masamichi (Res.) – 20 September 1941 – 25 September 1942
LT NIHEI Kou (Res.) – 25 September 1942 – 11 November 1942
Torpedo Officers
Position did not exist aboard this vessel.
Chief Engineers
(E) LT MORIMOTO Isao (Res.) – 20 September 1941 – 15 March 1942
(E) LT / LT / LCDR* HAYASHI Hisakazu (Res.) – 15 March 1942 – 11 November 1942 (KIA)
Surgeons
(S) LTJG / (S) LT MURAKAMI Eiichiro (1939) – 20 September 1941 – 13 October 1942
(S) LT SHINOZAKI Koichi (1940) – 13 October 1942 – 11 November 1942
Paymasters
(P) LTJG / (P) LT ITO Masaru (??) – 20 September 1941 – 20 October 1942
(P) LTJG / (P) LT* FUJI Kenichiro (??) – 20 October 1942 – 11 November 1942 (KIA)
AKAGI MARU
Commanding Officers
MERCHANT CAPT KUSANO Kiyoshi - 10 September 1936 - ???
??? - ??? - 10 December 1941
CAPT SAKUMA Takeo (36) - 10 December 1941 - 2 March 1943
CAPT / RADM* KUROSAKI Rinzo (37) - 2 March 1943 - 17 February 1944 (KIA)
Operations Officers
??? – 10 December 1941 – 1 December 1943
Position renamed Damage Control Officer – 1 December 1943
Gunnery Officers
LCDR HATTORI Yotsuya (Special Duty 3) – 10 December 1941 – 27 August 1942
LT MUTA Shizuo (62) – 27 August 1942 – 5 November 1942
LCDR MIZUTA Rikichi (Res.) – 5 November 1942 – 1 November 1943
LCDR / CDR* NAKATA Ichitaro (??) – 1 November 1943 – 17 February 1944 (KIA)
Navigators
LT OKABE Isao (Res.) – 10 December 1941 – 15 July 1943
LT / LCDR* KAGEYAMA Yoshie (Res.) – 15 July 1943 – 17 February 1944 (KIA)
Torpedo Officers
Position did not exist aboard this vessel.
Chief Engineers
(E) LT / LT KATAOKA Takuya (Res.) - 10 December 1941 - 15 March 1943
LT / LCDR* ASABA Hidetsugu (Res.) - 15 March 1943 - 17 February 1944 (KIA)
Damage Control Officers
Position established – 1 December 1943
??? – 1 December 1943 – 17 February 1944
Surgeons
(S) LTJG /(S) LT UEMATSU Toshihiko (??) - 10 December 1941 - 17 March 1943
(S) LT / (S) LCDR* OKAMURA Teizo (??) - 17 March 1943 - 17 February 1944 (KIA)
Paymasters
(P) LT SUZUKI Katsuji (??) – 10 December 1941 – 1 August 1942
(P) LTJG / (P) LT KATO Takahiko (1941) – 1 August 1942 – 1 December 1943
(P) LT / (P) LCDR* HIROOKA Kenji (??) – 1 December 1943 – 17 February 1944 (KIA)
AIKOKU MARU
Commanding Officers
RADM OKAMURA Masao (38) - 5 September 1941 - 25 August 1942
CDR / CAPT OISHI Tamotsu (48) - 25 August 1942 - 5 April 1943
CAPT MIZUSAKI Shojiro (38) - 5 April 1943 - 20 October 1943
CAPT / RADM* NAKAMARUO Yoshizo (36) - 20 October 1943 - 17 February 1944 (KIA)
Operations Officers
??? – 5 September 1941 – 1 October 1943
Vessel rerated transport – 1 October 1943
Gunnery Officers
VACANT - 5 September 1941 – 15 October 1941
LCDR SAJI Shinji (56) – 15 October 1941 – 28 April 1942
LT MINOSHIMA Tatsuo (63) – 28 April 1942 – 15 May 1943
VACANT – 15 May 1943 - 1 June 1943
LCDR SUZUKI Chusuke (Res.) - 1 June 1943 - 1 October 1943
Vessel rerated transport – 1 October 1943
Navigators
LT OIZUMI Yasuo (Res.) - 5 September 1941 – 10 October 1942
LT / LCDR MATSUMOTO Shigezo (Res.) – 10 October 1942 - 10 April 1943
LT HASHIMOTO Sadaaki (Res.) - 10 April 1943 – 1 October 1943
VACANT – 1 October 1943 - 17 February 1944
Torpedo Officers
Position did not exist aboard this vessel.
Chief Engineers
(E) LT / LT YAMAGUCHI Tadashi (Res.) - 5 September 1941 - 15 January 1943
LT / LCDR* OTANI Hisashi (Res.) - 15 January 1943 - 17 February 1944 (KIA)
Surgeons
(S) LTJG / (S) LT TOYAMA Nobuyoshi (??) - 5 September 1941 - 17 March 1943
(S) LT MARUKI Kiyomi (??) - 17 March 1943 – 20 October 1943
VACANT – 20 October 1943 - 18 January 1944
(S) LT / (S) LCDR* ONO Takashi (??) - 18 January 1944 - 17 February 1944 (KIA)
Paymasters
(P) LTJG / (P) LT KAMISAKA Ryutaro (??) - 5 September 1941 – 15 December 1942
(P) LT SAKAGAMI Shizuhiro (??) – 15 December 1942 – 1 July 1943
(P) LT OZAKI Shigetake (??) – 1 July 1943 – 1 October 1943
VACANT – 1 October 1943 - 18 January 1944
(P) LT / (P) LCDR* MOGI Toshitaka (??) - 18 January 1944 - 17 February 1944 (KIA)
HOKOKU MARU
Commanding Officers
CAPT AIHARA Aritaka (38) - 20 September 1941 - 25 August 1942
CAPT / RADM* IMAZATO Hiroshi (45) - 25 August 1942 - 11 November 1942 (KIA)
Operations Officers
??? – 20 September 1941 – 11 November 1942
Gunnery Officers
VACANT – 20 September 1941 – 15 October 1941
LCDR YAGI Itaro (Spec. Duty 4) – 15 October 1941 – 15 March 1942
LCDR TAKEYAMA Yasuji (Spec. Duty 5) – 15 March 1942 – 11 November 1942
Navigators
LT HIBARA Masamichi (Res.) – 20 September 1941 – 25 September 1942
LT NIHEI Kou (Res.) – 25 September 1942 – 11 November 1942
Torpedo Officers
Position did not exist aboard this vessel.
Chief Engineers
(E) LT MORIMOTO Isao (Res.) – 20 September 1941 – 15 March 1942
(E) LT / LT / LCDR* HAYASHI Hisakazu (Res.) – 15 March 1942 – 11 November 1942 (KIA)
Surgeons
(S) LTJG / (S) LT MURAKAMI Eiichiro (1939) – 20 September 1941 – 13 October 1942
(S) LT SHINOZAKI Koichi (1940) – 13 October 1942 – 11 November 1942
Paymasters
(P) LTJG / (P) LT ITO Masaru (??) – 20 September 1941 – 20 October 1942
(P) LTJG / (P) LT* FUJI Kenichiro (??) – 20 October 1942 – 11 November 1942 (KIA)
AKAGI MARU
Commanding Officers
MERCHANT CAPT KUSANO Kiyoshi - 10 September 1936 - ???
??? - ??? - 10 December 1941
CAPT SAKUMA Takeo (36) - 10 December 1941 - 2 March 1943
CAPT / RADM* KUROSAKI Rinzo (37) - 2 March 1943 - 17 February 1944 (KIA)
Operations Officers
??? – 10 December 1941 – 1 December 1943
Position renamed Damage Control Officer – 1 December 1943
Gunnery Officers
LCDR HATTORI Yotsuya (Special Duty 3) – 10 December 1941 – 27 August 1942
LT MUTA Shizuo (62) – 27 August 1942 – 5 November 1942
LCDR MIZUTA Rikichi (Res.) – 5 November 1942 – 1 November 1943
LCDR / CDR* NAKATA Ichitaro (??) – 1 November 1943 – 17 February 1944 (KIA)
Navigators
LT OKABE Isao (Res.) – 10 December 1941 – 15 July 1943
LT / LCDR* KAGEYAMA Yoshie (Res.) – 15 July 1943 – 17 February 1944 (KIA)
Torpedo Officers
Position did not exist aboard this vessel.
Chief Engineers
(E) LT / LT KATAOKA Takuya (Res.) - 10 December 1941 - 15 March 1943
LT / LCDR* ASABA Hidetsugu (Res.) - 15 March 1943 - 17 February 1944 (KIA)
Damage Control Officers
Position established – 1 December 1943
??? – 1 December 1943 – 17 February 1944
Surgeons
(S) LTJG /(S) LT UEMATSU Toshihiko (??) - 10 December 1941 - 17 March 1943
(S) LT / (S) LCDR* OKAMURA Teizo (??) - 17 March 1943 - 17 February 1944 (KIA)
Paymasters
(P) LT SUZUKI Katsuji (??) – 10 December 1941 – 1 August 1942
(P) LTJG / (P) LT KATO Takahiko (1941) – 1 August 1942 – 1 December 1943
(P) LT / (P) LCDR* HIROOKA Kenji (??) – 1 December 1943 – 17 February 1944 (KIA)
MSG, MS State Guard (Ret.) - First Always!
- ShindenKai
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Re: IJN Armed Merchant Cruisers
According to my sources all 3 carried 1 double-torpedo launcher, 53cm. I'm specifically looking for plan views, hull shapes.
Re: IJN Armed Merchant Cruisers
Aikoku Maru 愛国丸 / Hokoku Maru 報国丸ShindenKai wrote: ↑27 May 2022, 07:47Looking more info on the following:
IJN Hokoku Maru
IJN Aikoku Maru
IJN Akagi Maru
Looking for plan views, hull shapes
https://ja.wikipedia.org/wiki/%E6%84%9B ... %E8%89%A6)
https://ja.wikipedia.org/wiki/%E5%A0%B1 ... %E8%89%A6)
Akagi Maru 赤城丸
https://ja.wikipedia.org/wiki/%E8%B5%A4 ... %E8%89%A6)
fontessa
- ShindenKai
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Re: IJN Armed Merchant Cruisers
That's fantastic, thank you Fontessa! I didn't realize it had double-twin mounts! -The Pete's (Mitsubishi F1M2) are also a surprise, I thought they carried 2 Kawanishi E7K Alf's. (I prefer the Pete's!)
Re: IJN Armed Merchant Cruisers
You are correct. Firstly 2 Aif''s were installed. They were replaced with 2 Pete's later.ShindenKai wrote: ↑27 May 2022, 09:07That's fantastic, thank you Fontessa! I didn't realize it had double-twin mounts! -The Pete's (Mitsubishi F1M2) are also a surprise, I thought they carried 2 Kawanishi E7K Alf's. (I prefer the Pete's!)
fontessa
- ShindenKai
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Re: IJN Armed Merchant Cruisers
Thx again Fontessa, is there a book I should seek out for more info? Maru Ship?
- ijnfleetadmiral
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Re: IJN Armed Merchant Cruisers
There's also these color drawings:
MSG, MS State Guard (Ret.) - First Always!
- ShindenKai
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- Location: USA
Re: IJN Armed Merchant Cruisers
Imagine links are broken
Re: IJN Armed Merchant Cruisers
Are you interested in IJN ships remodeled from Maru ships?ShindenKai wrote: ↑27 May 2022, 17:52Thx again Fontessa, is there a book I should seek out for more info? Maru Ship?
I borrowed the Hokoku Maru Figure from the book below.
大内健二 特設艦船入門 Introduction to Auxiliary Ships written by Ouchi Kenji.
https://www.amazon.co.jp/%E7%89%B9%E8%A ... 400&sr=8-3
Unfortunately no English version. Contents are brief descriptions and illustrations of;
特設巡洋艦 Auxiliary Cruiser
特設航空母艦 Auxiliary Aircraft Carrier
特設水上機母艦 Auxiliary Seaplane Tender
特設潜水母艦 Auxiliary Submarine Tender
特設砲艦 Auxiliary Gun Ship
特設航空機運搬船 Auxiliary Airplane Transport
Other 6 types of "Auxiliary Ships".
fontessa
- ijnfleetadmiral
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Re: IJN Armed Merchant Cruisers
They show up fine for me. Try these:
http://shipbucket.com/drawings/594
http://shipbucket.com/drawings/4162
MSG, MS State Guard (Ret.) - First Always!
- ShindenKai
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Re: IJN Armed Merchant Cruisers
Very nice thank you!
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Re: IJN Armed Merchant Cruisers
What were the fate for all these Japanese Auxiliary Cruisers during WWII?
Edward L. Hsiao
Edward L. Hsiao
- ijnfleetadmiral
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Re: IJN Armed Merchant Cruisers
KINRYU MARU: Sunk by aerial attack 150 miles N of Guadalcanal, 25 August 1942.Edward L. Hsiao wrote: ↑23 Jun 2022, 01:46What were the fate for all these Japanese Auxiliary Cruisers during WWII?
ASAKA MARU: Sunk by aerial attack off Pescadore Islands, 12 October 1944.
KINJOSAN MARU: Torpedoed and sunk by submarine USS GREENLING (SS-213) off Truk, 04 May 1942.
NOSHIRO MARU: Sunk by aerial attack in Manila Bay, 21 September 1944.
KONGO MARU: Sunk by aerial attack in Huon Bay, New Guinea, 10 March 1942.
BANGKOK MARU: Torpedoed and sunk by submarine USS POLLACK (SS-180) SE of Jaluit Atoll, Marshall Islands, 20 May 1943.
UKISIMA MARU: Sunk by magnetic mine in Maizuru Bay, off Jajima Island; 24 August 1945.
AWATA MARU: Torpedoed and sunk by submarine USS Grayback (SS-208) off Keelung, Formosa, 22 October 1943.
AIKOKU MARU: Sunk by aerial attack at Truk, 18 February 1944.
KIYOSUMI MARU: Sunk by aerial attack at Truk, 18 February 1944.
HOKOKU MARU: Sunk by British merchant tanker ONDINA SW of Cocos Islands in Indian Ocean, 11 November 1942.
SAIGON MARU: Torpedoed and sunk by submarine USS FLASHER (SS-249) off Manila Bay, 18 September 1944.
AKAGI MARU: Sunk by aerial attack off Truk, 17 February 1944.
GOKOKU MARU: Torpedoed and sunk by submarine USS BARB (SS-220) off Goto Retto, Japan, 10 November 1944.
MSG, MS State Guard (Ret.) - First Always!
Re: IJN Armed Merchant Cruisers
Oops, it was duplicated.Edward L. Hsiao wrote: ↑23 Jun 2022, 01:46What were the fate for all these Japanese Auxiliary Cruisers during WWII?
Edward L. Hsiao
Many Auxiliary Cruisers were modified into Converted Transporters in the late war.
報国丸 Hokoku Maru: As an Auxiliary Cruiser, sunk during the battle between Dutch tanker Ondina on 11 November 1942
愛国丸 Aikoku Maru: As a Converted Transporter, sunk due to Truck Atoll air raid on 17 February 1944
護国丸 Gokoku Maru: As a Converted Transporter, sunk due to USS Barb torpedo attack on 10 November 1944
浅香丸 Asaka Maru: As a Converted Transporter, sunk due to the air raid of the 38th Task Force on 12 October 1944
粟田丸 Awata Mari: As a Converted Transporter, sunk due to USS Grayback torpedo attack on 22 October 1943
赤城丸 Akagi Maru: As an Auxiliary Cruiser, sunk due to Truck Atoll air raid on 17 February 1944
能代丸 Noshiro Maru: As an Auxiliary Cruiser, sunk due to Manila air raid on 21 September 1944
金剛丸 Kongo Maru: As an Auxiliary Cruiser, sunk due to Lae-Salamaua on 10 March 1942
金龍丸 Kinryu Maru: As a Converted Transporter, sunk due to the 2nd Solomon Sea Battle
清澄丸 Kiyosumi Maru: As a Converted Transporter, sunk due to Truck Atoll air raid on 17 February 1944
盤谷丸 Bangkok Maru: As an Auxiliary Cruiser / Maine Layer, sunk due to USS Pollack torpedo attack on 20 May 1943
西貢丸 Saigon Maru: As an Auxiliary Cruiser / Maine Layer, sunk due to USS Flasher torpedo attack on 18 September 1944
fontessa