''Banshu Maru No. 52'' (''Japanese:'' 第五十二播州丸) was an auxiliary

minesweeper A minesweeper is a small warship designed to remove or detonate naval mines. Using various mechanisms intended to counter the threat posed by naval mines, minesweepers keep waterways clear for safe shipping. History The earliest known usage of ...

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, when it was dissolved following Japan's surrend ...

during

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposing ...

History

She was laid down on 4 September 1921 at the Kobe shipyard of Mitsubishi Zosen Kobe Zosensho at the behest of shipping company, Hayashikane Shoten as ''Banshu Maru No.2''. She was launched on 5 November 1921 and completed 28 November 1921. Registered in the port of

Shimonoseki is a city located in Yamaguchi Prefecture, Japan. With a population of 265,684, it is the largest city in Yamaguchi Prefecture and the fifth-largest city in the Chūgoku region. It is located at the southwestern tip of Honshu facing the Tsush ...

, she operated as a fishing trawler. On 14 September 1939, she was renamed ''Banshu Maru No. 52''. On 15 October 1940, she was requisitioned by the

and converted to an auxiliary

under Reserve Lieutenant (Junior Grade) Kubo Tadahiko (久保忠彦) and assigned to Auxiliary Minesweeper division 3 (AM Div 3). Kubo served until 1 December 1941 when he was replaced by Reserve Lieutenant (Junior Grade) Uchida Shoji (内田正二) and assigned to Auxiliary Minesweeper division 46 (AM Div 46), Bako Guard District. On 24 December 1941, she departed Sasebo, Nagasaki for

Magong, Taiwan Magong ( POJ: ''Má-keng'') is a county-administered city and seat of Penghu County, Taiwan. Magong City is located on Penghu's main island. Name The settlement's temple honoring the Chinese Goddess Mazu, the deified form of Lin Monia ...

and then on to

Subic Bay Subic Bay is a bay on the west coast of the island of Luzon in the Philippines, about northwest of Manila Bay. An extension of the South China Sea, its shores were formerly the site of a major United States Navy facility, U.S. Naval Base Sub ...

arriving on 17 January 1942. She commenced mine sweeping activities in Subic Bay during the

Battle of Bataan The Battle of Bataan ( tl, Labanan sa Bataan; January 7 – April 9, 1942) was fought by the United States and the Philippine Commonwealth against Japan during World War II. The battle represented the most intense phase of the Japanese inva ...

despite facing artillery fire from the shore. Gunboats Aso Maru (阿蘇丸) and Nampo Maru (南浦丸) were assigned to the area to suppress additional fire and allow the minesweeper to continue with its activities. On 20 January 1942, she struck a mine and sank in

Luzon Luzon (; ) is the largest and most populous island in the Philippines. Located in the northern portion of the Philippines archipelago, it is the economic and political center of the nation, being home to the country's capital city, Manila, as ...

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

(). She was removed from the Navy List on 5 February 1942. Her wreck is a popular dive site.

References

1921 ships Ships built by Mitsubishi Heavy Industries Maritime incidents in January 1942 World War II minesweepers of Japan Mine warfare vessels of the Imperial Japanese Navy {{Japan-mil-ship-stub