(Type KD7 submarine scanned from "Submarines of the Imperial Japanese Navy" by Polmar and Carpenter)

IJN Submarine I-179:
Tabular Record of Movement

2001-2015 Bob Hackett & Sander Kingsepp
Revision 2

21 August 1941:
Laid down at Kawasaki Kobe Yard as Submarine No. 157.

1 November 1941:
Designated I-179.

16 July 1942:

16 March 1943:
LtCdr (Cdr, posthumously) Yuasa Hiroshi (59)(former CO of I-154) is appointed the Chief Equipping Officer.

18 June 1943:
I-179 is completed and registered in the IJN. Attached to Sasebo Naval District. Assigned to SubRon 11 at the First Fleet. LtCdr Yuasa is the Commanding Officer. [1]

June 1943:
Starts shakedown trials in the western Inland Sea.

9 July 1943:
Departs Kure for the next stage of shakedown trials in Iyo Nada, western part of Inland Sea.

14 July 1943:
Inland Sea, E of Kunizaki Peninsula. At 1955, I-179 transmits a report about conducting a cargo debarking test in the area E of Akisaki Light, when the contact is suddenly lost. Several IJN vessels in that area attempt to contact I-179 without success.

19 July 1943:
A rescue vessel from Kure locates the wreck of I-179 in 265 feet of water in 32-29N, 131-54E. The divers discover that several hatches in the bow area, as well as the bow buoyancy tank vent valve, are left open. The subsequent inquiry concludes that the submarine was lost as a result of a handling error when the bow buoyancy tank was accidentally flooded.

15 April 1944:
Removed from the Navy List.

April 1956-1 March 1957:
The wreck of I-179 is refloated and salvaged by Hokusei Sempaku Kogyo. Scrapped in Kure. The remains of all 85 sailors are recovered.

Author's Note:
[1] The reason for the almost two-year construction period in unknown.

Thanks go to Dr. Higuchi Tatsuhiro of Japan.

Bob Hackett and Sander Kingsepp.

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