| Kozakura-class traffic boat | |
|---|---|
|
File:HIJMS Kozakura-1935.jpg IJN Kozakura in 1935 | |
| Class overview | |
| Name: | 30-ton traffic boat |
| Builders: | Harima Zōsen Corporation, Harbin shipyard |
| Operators: |
 Imperial Japanese Navy Manchukuo Imperial Navy |
| Built: | 1935 |
| In commission: |
1935–1939 (Japan) 1939–1945 (Manchukuo) |
| Planned: | 2 |
| Completed: | 2 |
| Retired: | 2 (?) |
| General characteristics | |
| Type: | Traffic boat (Motor gunboat) |
| Displacement: | 30 long tons (30 t) [1][2] |
| Length: | 25.00 m (82 ft 0 in) overall [1][2] |
| Beam: | 3.65 m (12 ft 0 in) [1][2] |
| Draft: | 1.60 m (5 ft 3 in) [1] |
| Propulsion: |
[1][2] 2 × Ikegai diesels, 2 shafts, 120 bhp |
| Speed: | 13.2 knots (15.2 mph; 24.4 km/h) [1][2] |
| Armament: |
[3][4] • 3 × Type 92 7.7 mm machine guns • 1 × minesweeping gear |
The Kozakura-class traffic boat (小櫻型交通艇, Kozakura-gata kōtsūtei) was a class of motor gunboat of the Imperial Japanese Navy, serving during from 1930s to World War II. The IJN official designation was 30-ton traffic boat (三拾瓲交通艇, 30-ton kōtsūtei).[5]
Background[]
In 1934, Manchukuo ordered four gunboats from Japan. The IJN established Extraordinary Navy Defense Corps (臨時海軍防備隊 Rinji Kaigun Bōbitai) to educate them[6] and built two 30-ton motor gunboat Kozakura and Hakubai. In 1939, Kozakura and Hakubai which finished a duties and transferred to Manchukuo Imperial Navy, and the IJN withdrew from Manchukuo.
Ships in class[]
| Ship[7] | Laid down[1] | Launched[1] | Completed[1][2] | Fate |
| Kozakura (小櫻) | 30 April 1935 | 25 July 1935 | 25 August 1935 | Harima's yard number # 217. Transferred to Manchukuo and renamed Hai Tien (海天) on 25 February 1939; survived war; whereabouts after that has been unknown.[2] |
| Hakubai (白梅) | 30 April 1935 | 25 July 1935 | 25 August 1935 | Harima's yard number # 218. Transferred to Manchukuo and renamed Hai Yang (海陽) on 25 February 1939; out of service in wartime.[2] |
Kozakura and Hakubai after a launching ceremony on 25 July 1935
Footnotes[]
Bibliography[]
- The Maru Special, Japanese Naval Vessels No.53, Japanese support vessels, "Ushio Shobō". http://www.kojinsha.co.jp/. (Japan), July 1981
- 50 year History of Harima Zōsen, Harima Zōsen Corporation, November 1960
- "Japan Center for Asian Historical Records (JACAR)". http://www.jacar.go.jp/english/index.html., National Archives of Japan
- Reference code: C05034350900, No. 3814, 1935 September 13, Exhausting Arms supply of constant outside Extraordinary Navy Defense Corps
- Reference code: C05034620500, No.3118 July 19, 1935 Sending of 30-ton Traffic Boat's Weapons for Naval Department Stationed in Manchuria by Special Service Vessel Service on Consignment
- Reference code: C05034912100, No.1621 April 7, 1936 Cooking Rooms Reform of Launches Kozakura and Hakubai
- Reference code: C05035340800, Naval Department in Manchuria Confidential No.6 October 30, 1936 Progression Outline, Achievement and Remarks for Communication Drill Implemented in Fiscal Year 1936 August
The original article can be found at Kozakura-class traffic boat and the edit history here.