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  Kiso 木曾
IJN
Kuma-class light cruiser

5,100 Tons (standard)
500' x 46' 7" x 15' 9"
7 x 14cm guns
2 x 8cm guns
8 x torpedo tubes (4x2)
48 mines
1 x catapult
1 x floatplane

Ship History
Built by Mitsubishi Heavy Industries in Nagasaki. Laid down June 10, 1919 as the fifth and final Kuma-class light cruiser. Launched December 14, 1920 as Kiso (木曾). Commissioned May 4, 1921 in the Imperial Japanese Navy (IJN).

PARTIAL HISTORY

On April 19, 1942 damaged No. 26 Nanshin Maru was scuttled by gunfire at roughly Lat 37°12'N Long 151°15'E.

PARTIAL HISTORY

On November 10, 1944 arrives Manila and becomes the flagship of DesRon 1, Fifth Fleet to replace Abukuma that was sunk two weeks earlier.

Sinking History
On November 13, 1944 due to the threat of U.S. Navy carrier planes, Kiso was ordered to depart Manila in the evening with Vice Admiral Shima Kiyohide plus staff from the 5th Fleet bound for Brunei Bay. In the morning, while underway in Manila Bay targeted by U.S. Navy (USN) carrier planes from Task Force 38 (TF 38). Between 8:00am to 9:23am hit by three bombs, one in the bow, one near the boiler room and one near the aft gun mount and lost power. By 1:30pm her foredeck is awash and soon afterwards sinks in in Manila Bay in shallow water roughly eight miles west of Cavite at roughly Lat 14° 35' N Long 120° 50' E. During the sinking, 89 sailors were killed and 105 sailors wounded. On March 20, 1945 removed from the Navy List.

Shipwreck
On December 15, 1955 the shipwreck was refloated by The Nippon Salvage Company. On January 30, 1956 the shipwreck was broken up for scrap in Manila Bay.

References
Combined Fleet IJN Light Cruiser Kiso: Tabular Record of Movement

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Last Updated
April 20, 2026

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