Cha-187 or No. 187 (Japanese: 第百八十七號驅潜特務艇) was a No.1-class auxiliary submarine chaser of the Imperial Japanese Navy that served during World War II and with Japan during the post-war period.
| History | |
|---|---|
 Imperial Japanese Navy | |
| Name | Cha-187 |
| Builder | Shikoku Shipyard Industry Co., Ltd, Takamatsu |
| Yard number | 2037 |
| Laid down | 9 November 1943 |
| Launched | 26 April 1944 |
| Completed | 3 June 1944 |
| Commissioned | 3 June 1944 |
| Decommissioned | 30 November 1945 |
| Fate | mobilized by the Allied occupation forces, 1 December 1945 |
  Allied Occupation Force | |
| Acquired | 1 December 1945 |
| Decommissioned | 1 August 1947 |
| Fate | transferred to Ministry of Transportation, 28 August 1947 |
| Ministry of Transportation | |
| Acquired | 28 August 1947 |
| Fate | transferred to Japan Maritime Safety Agency, 1 May 1948 |
 Japan Maritime Safety Agency | |
| Acquired | 1 May 1948 |
| Renamed | Patrol Vessel Yamadori (PB-04), 20 October 1949 Patrol Vessel Yamadori (PS-04), 1 July 1950 Patrol Vessel Yamadori (PS-124), 1 July 1951 |
| Stricken | 28 February 1955 |
| Fate | unknown |
| General characteristics | |
| Class and type | No.1-class submarine chaser |
| Displacement | 130 long tons (132 t) standard[1] |
| Length | 29.20 m (95 ft 10 in) overall |
| Beam | 5.65 m (18 ft 6 in) |
| Draught | 1.97 m (6 ft 6 in) |
| Propulsion |
|
| Speed | 11.0 knots (20.4 km/h; 12.7 mph) |
| Range | 1,000 nmi (1,900 km; 1,200 mi) at 10.0 kn (18.5 km/h; 11.5 mph) |
| Complement | 32 |
| Armament |
|
History
editHer construction was authorized under the Maru Sen Programme (Ship # 2001–2100). She was laid down on 31 January 1944 as ship 2037 at the Shikoku Shipyard Industry Co., Ltd shipyard in Takamatsu[1] and launched on 26 April 1944.[2]
She was completed and commissioned on 3 June 1944,[2] fitted with armaments at the Kure Naval Arsenal, and assigned to the Saeki Defense squadron, Kure Defense Force, Kure Naval District under captain Yoshihiko Higashiide (東出 義彦)[2] She conducted escort duty between Oshima and Miike (jp:三池, now part of Ōmuta City); and then proceeded to Yamakawa where she was drydocked on 13 November 1944.[2] In November 1944, ensign Hajime Katada (堅田 肇) was placed in command; and in December 1944, he was replaced by ensign Kanichi Kamihara (神原 勘一).[2] In February 1945, she returned to Kure for further repair and on 10 June 1945, she was assigned to 81st Squadron, Kure Defense Force.[2] Cha-187 survived the war and was decommissioned on 30 November 1945.[2][3]
On 1 December 1945, she was enrolled as a minesweeper by the occupation forces,[2] one of 269 Japanese ships that served as a minesweeper under the Allied forces after the war.[4] She conducted minesweeping operations based out of Kure and later Otake.[2] On 1 August 1947, she was demobilized[2] and on 28 August 1947, she was released to the Ministry of Transportation.[2]
On 1 May 1948, she was assigned to the Japan Maritime Safety Agency, a sub-agency of the Ministry of Transportation, and designated on 20 October 1949 as patrol vessel Yamadori (やまどり) (PB-04).[2] On 1 July 1950, she was re-designated as patrol vessel Yamadori (PS-04).[2] On 1 July 1951, she was re-designated as patrol vessel Yamadori (PS-124).[2] She was delisted on 28 February 1955.[2]
References
edit- ^ a b Toda, Gengoro S. (21 September 2019). "驅潜特務艇 (Cha - Stats)". Imperial Japanese Navy - Tokusetsukansen (in Japanese).
- ^ a b c d e f g h i j k l m n o Toda, Gengoro S. "第百八十七號驅潜特務艇の艦歴 (No. 187 submarine chaser - Ship History)". Imperial Japanese Navy -Tokusetsu Kansen (in Japanese).
- ^ Japanese Naval Vessels at the End of the War (PDF). 25 April 1947. pp. 113–115.
- ^ Hackett, Bob; Cundall, Peter; Casse, Gilbert (2012). "Kakyakusen: IJN Escort CD-76: Tabular Record of Movement". combinedfleet.com. Retrieved 30 March 2020.