Category:Hakkoda Maru (ship, 1964)

**Hakkoda-maru Memorial Ship**
	Ex Japanese train ferry
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Instance of	train ferry;
Named after	Hakkōda Mountains;
Location	Yanakawa, Aomori, Tsugaru region, Aomori Prefecture, Japan
Located in or next to body of water	Port of Aomori;
Has use	museum ship;
Operator	Japanese National Railways;
Manufacturer	Mitsubishi Heavy Industries;
Location of creation	Mitsubishi Heavy Industries Kobe Shipyard & Machinery Works;
Yard number	945;
Country of registry	Japan;
Service entry	13 August 1964;
Service retirement	13 March 1988;
Inception	31 July 1964;
Date of official opening	July 1990;
Length	132.04 m;
	official website
	40° 49′ 53.8″ N, 140° 44′ 11″ E
Authority file
	Q11661114; VIAF ID: 130422722; Library of Congress authority ID: n2010021950; IMO ship number: 6420549
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Information about the vessel may be found at IMO 6420549.
A ship can change name and flag state through time, but the IMO number remains the same through the hull's entire lifetime. As a result, it can be useful to identify a ship by using the IMO number.