Kozakura-class traffic boat explained

The was a class of motor gunboat of the Imperial Japanese Navy, serving from the 1930s to World War II. The IJN official designation was .^[1]

Background

In 1934, Manchukuo ordered four gunboats from Japan. The IJN established to educate them^[2] 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^[3]	Laid down	Launched	Completed	Fate
	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.
	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.

Bibliography

• The Maru Special, Japanese Naval Vessels No.53, Japanese support vessels, Web site: Ushio Shobō. (Japan), July 1981
• 50 year History of Harima Zōsen, Harima Zōsen Corporation, November 1960
• Web site: Japan Center for Asian Historical Records (JACAR)., 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

Notes and References

1. JACAR C05034620500, p. 1
2. JACAR C05035340800
3. JACAR C05034912100