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History
Imperial Japanese Navy
NameCha-246
BuilderYamanishi Shipbuilding Co., Ltd. [1] Ishinomaki
Laid down30 August 1944
Launched8 October 1944
Completed22 January 1945
Commissioned22 January 1945
Decommissioned30 December 1945
Homeport Sasebo
Fatetransferred to Japan Maritime Safety Agency, 1 January 1948
History
Japan Maritime Safety Agency
NameMS-05
Acquired1 January 1948
RenamedYamabato, 1 December 1951
Homeport Sasebo
Fatetransferred to Japan Maritime Self-Defense Force, 1 September 1954
History
Japan Maritime Self-Defense Force
NameYamabato
Acquired1 July 1954
Decommissioned1 June 1958
Homeport Osaka
Fateunknown
General characteristics
Class and type No.1-class Submarine chaser
Displacement130 long tons (132 t) standard [1]
Length29.20 m (95 ft 10 in) overall
Beam5.65 m (18 ft 6 in)
Draught1.97 m (6 ft 6 in)
Propulsion
  • 1 × intermediate diesel
  • shingle shaft, 400 bhp
Speed11.0 knots (12.7 mph; 20.4 km/h)
Range1,000  nmi (1,900 km) at 10.0 kn (11.5 mph; 18.5 km/h)
Complement32
Armament
  • 1 × 13.2mm machine gun
  • 22 × depth charges
  • 1 × dunking hydrophone
  • 1 × simple sonar

Cha-246 or No. 246 (Japanese: 第二百四十六號驅潜特務艇) was a No.1-class auxiliary submarine chaser of the Imperial Japanese Navy that served during World War II.

History

She was laid down on 30 August 1944 at the Ishinomaki shipyard of Yamanishi Shipbuilding Co., Ltd. ( jp:ヤマニシ) and launched on 8 October 1944. [1] [2] [3] She was fitted with armaments at the Kure Naval Arsenal; completed and commissioned on 22 January 1945; and assigned to the Osaka Guard Force, First Fleet. [2] On 15 June 1945, she was assigned to the Sasebo Guard Force, Shimonoseki Defense Team, Seventh Fleet. [2] She survived the war. [2] On 30 December 1945, she was demobilized and assigned to mine-sweeping duties by the occupying forces. [2]

On 1 January 1948, she was assigned to the Japan Maritime Safety Agency as a minesweeper and designated MS-05 on 1 May 1948. [2] On 1 December 1951, she was renamed Yamabato (まばと) and served during the Korean War. [2] On 1 July 1954, she was transferred to the newly created Japan Maritime Self-Defense Force. [2] On 1 April 1956, she was designated Special Affairs Boat No.2 (MS-05) and on 31 March 1957, as Special Agent Boat No. 6 (YAS-06). [2] She was delisted on 1 June 1958. [2]

References

  1. ^ a b c Toda, Gengoro S. (21 September 2019). "驅潜特務艇 (Cha - Stats)". Imperial Japanese Navy - Tokusetsukansen (in Japanese).
  2. ^ a b c d e f g h i j Toda, Gengoro S. "第二百四十六號驅潜特務艇の艦歴 (No. 246 submarine chaser - Ship History)". Imperial Japanese Navy -Tokusetsu Kansen (in Japanese).
  3. ^ "Japanese Naval Shipbuilding "Know Your Enemy!" CinCPac-CinCPOA Bulletin 142-4". Naval History and Heritage Command. 4 June 1945.