The was a Japanese fleet oiler (hybrid tanker/carrier) of the

Imperial Japanese Navy The Imperial Japanese Navy (IJN; Kyūjitai: Shinjitai: ' 'Navy of the Greater Japanese Empire', or ''Nippon Kaigun'', 'Japanese Navy') was the navy of the Empire of Japan from 1868 to 1945, Potsdam Declaration, when it was dissolved followin ...

(IJN), serving during

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

Construction

''Hayasui'' was completed as one of the ''Kazahaya'' class fleet oilers. After lack of reconnaissance planes was identified as a contributing factor to defeat of the IJN at the

Battle of Midway The Battle of Midway was a major naval battle in the Pacific Ocean theater of World War II, Pacific Theater of World War II that took place on 4–7 June 1942, six months after Japan's attack on Pearl Harbor and one month after the Battle of t ...

, aviation facilities were added to ''Hayasui'' for accompanying the carrier task force. The IJN added the function of food supply ship to ''Hayasui'' to improve carrier task force endurance following experience at the

Battle of the Santa Cruz Islands The Battle of the Santa Cruz Islands, fought during 25–27 October 1942, sometimes referred to as the Battle of Santa Cruz or Third Battle of Solomon Sea, in Japan as the Battle of the South Pacific ( ''Minamitaiheiyō kaisen''), was the fourt ...

Service

*24 April 1944 : Completed. *May 1944 : Sailed to

Tawi-Tawi Tawi-Tawi, officially the Province of Tawi-Tawi ( Tausug: ''Wilaya' sin Tawi-Tawi''; Sinama: ''Jawi Jawi/Jauih Jauih''; ), is an island province in the Philippines located in the Bangsamoro Autonomous Region in Muslim Mindanao (BARMM). The capit ...

for ''Operation A''. *5 May 1944 : Collided with submerged

submarine A submarine (often shortened to sub) is a watercraft capable of independent operation underwater. (It differs from a submersible, which has more limited underwater capability.) The term "submarine" is also sometimes used historically or infor ...

I-155 Interstate 155 is the designation for two Interstate Highways in the United States, both of which are related to Interstate 55: * Interstate 155 (Illinois), a spur to Peoria * Interstate 155 (Missouri–Tennessee), a spur to Dyersburg, Tennessee { ...

''. *19 to 20 June 1944 : Participation to the

Battle of the Philippine Sea The Battle of the Philippine Sea was a major naval battle of World War II on 19–20 June 1944 that eliminated the Imperial Japanese Navy's ability to conduct large-scale carrier actions. It took place during the United States' amphibious r ...

and damaged. *10 August 1944 : Repairs were completed for

convoy Hi-71 was one of the World War II Hi convoys of fast tankers and troop transports from Japan to Singapore. The heavily defended convoy was specially loaded with reinforcements for defense of the Philippines, and encountered a wolfpack of United St ...

departure from

Moji Moji may refer to: * '' Onji'' or ''hyōon moji'' (表音文字), phonic characters used in counting beats in Japanese poetry * Moji-ku, Kitakyūshū, ward (district) of the city of Kitakyūshū, Fukuoka Prefecture, Japan ** Moji Station in that wa ...

Singapore Singapore, officially the Republic of Singapore, is an island country and city-state in Southeast Asia. The country's territory comprises one main island, 63 satellite islands and islets, and one outlying islet. It is about one degree ...

Fate

*03:20, 19 August 1944 : ''Hayasui'' was torpedoed (2 hits) by USS ''Bluefish'' at west of Vigan City. *About 05:00 : Explosion and sunk at . *10 October 1944 : Decommissioned.

References

Footnotes

Bibliography

*'', History of Pacific War Vol.62 "Ships of The Imperial Japanese Forces'',

Gakken is a Japanese publishing company founded in 1947 by Hideto Furuoka, which also produces educational toys. Their annual sales are reported at ¥ 90 billion ($789 million US). Gakken publishes educational books and magazines and produces othe ...

(Japan), January 2008, *''Ships of the World special issue Vol.47, Auxiliary Vessels of the Imperial Japanese Navy'', , (Japan), March 1997 {{DEFAULTSORT:Hayasui World War II naval ships of Japan Auxiliary ships of the Imperial Japanese Navy World War II tankers Escort carriers of the Imperial Japanese Navy Ships sunk by American submarines 1943 ships Oilers Maritime incidents in May 1944 Maritime incidents in August 1944 World War II shipwrecks in the South China Sea Ships built by IHI Corporation