YUSOSEN!



(Oiler by Takeshi Yuki scanned from "Color Paintings of Japanese Warships")

IJN NAMPO MARU:

Tabular Record of Movement

© 2008-2009 Bob Hackett and Peter Cundall.


3 December 1942:
Aioi. Laid down at Harima Zosensho as a 10,033-ton Standard Merchant 1TL tanker for Iino Kaiun K. K., Tokyo.

14 May 1943:
Launched and named NAMPO MARU. [1]

29 July 1943:
Completed.

25 August 1943:
At 0900, NAMPO MARU departs Moji in convoy HI-07 consisting of tankers ITSUKUSHIMA, GOYO, OMUROSAN and NANEI MARUs and cargo-passenger ship USSURI MARU escorted by kaibokan ETOROFU.

29 August 1943:
Arrives at Takao.

30 August 1943:
Arrives at Mako. ETOROFU is detached and replaced by kaibokan SADO.

8 September 1943:
Arrives at Saigon, delayed by the slow speed of NANEI MARU.

9 September 1943:
Departs Saigon.

12 September 1943:
Convoy HI-07 arrives at Singapore.

24 September 1943:
Requisitioned by the IJN.

25 September 1943:
Arrives at Tokuyama Naval Fuel Depot.

29 September 1943:
Departs Tokuyama.

3 October 1943:
Arrives at Mako.

6 October 1943:
Departs Mako

14 October 1943:
Arrives at Singapore.

15 October 1943:
Registed in the IJN as a specially installed transport (oil supply) in the Yokosuka Naval District.

17 October 1943:
Departs Singapore.

18 October 1943:
Arrives Balikpapan, Borneo.

21 October 1943:
Departs Balikpapan.

23 October 1943:
Arrives at Singapore.

25 October 1943:
Department of the Navy assignment

3 November 1943:
Departs Singapore.

7 November 1943:
Arrives at Balikpapan.

14 November 1943:
At 1700, NAMPO MARU departs Balikpapan in fast tanker convoy consisting of TOA, NIPPON and SHINKOKU MARUs escorted by destroyers HIBIKI and HANAKAZE, and initially subchaser CH-5.

21 November 1943:
At 0530, the convoy arrives Truk

1 December 1943:
Departs Truk.

13 December 1943:
Arrives at Balikpapan.

22 December 1943:
Departs Balikpapan.

25 December 1943:
Arrives at Singapore.

30 December 1943:
Departs Singapore in a convoy of with five unidentified ships and no escort.

8 January 1944:
Arrives at Takao.

10 January 1944:
Departs Takao in the "T" Convoy consisting of Nampo Maru and three unidentified merchant ships escorted by the destroyer OSHIO.

16 January 1944:
Arrives at Tokuyama.

21 January 1944:
Departs Tokuyama. Arrives at Kudamatsu.

26 January 1944:
Departs Kudamatsu.

27 January 1944:
Arrives at Sasebo.

1 February 1944:
At 0700, MATSUWA departs Moji escorting convoy HI-41 consisting of transports AWA, ASAMA, TEIA (ex-French Liner ARAMIS) and NANKAI MARUs and oiler NAMPO MARU plus another unidentified ship probably tanker MIRI MARU.

2 February 1944:
At 0730, minesweeper W-27 joins the escort.

3 February 1944:
At 0200, minesweeper W-27 is detached.

11 February 1944:
At 1430, arrives at Singapore.

13 February 1944:
At 1600, NAMPO MARU departs Singapore for Moji in convoy HI-40 consisting of tankers NANEI, KOKUEI, ICHIYO, NICHIRIN and ASAMA MARUs escorted by kaibokan SHIMUSHU.

19 February 1944:
South China Sea, 300 miles W of Luzon. Captain (later Rear Admiral-Ret) Thomas M. Dykers’ USS JACK (SS-259) attacks HI-40 and sinks KOKUEI and NANEI MARUs at 14-34N, 114-11E, NICHIRIN MARU at 15-40N, 115-48E and ICHIYO MARU at 15-46N, 115-57E.

24 February 1944:
20 miles E of Formosa. At 0336, LtCdr John A. Moore’s USS GRAYBACK (SS-208) torpedoes and sinks oiler NAMPO MARU at 24-20N, 122-25E and slightly damages transport ASAMA MARU at 24-28N, 122-21E. SHIMUSHU counterattacks unsuccessfully.

31 March 1944:
Removed from the Navy List.


Author's Notes:
[1] Also called NANPO MARU or NANHO MARU in some records.

- Bob Hackett and Peter Cundall.


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