Edogawa Maru (Kanji:) was a 6,968-ton Japanese Type 2A Wartime Standard cargo ship that was sunk by on 18 November 1944 with 2,114 lives lost.
Edogawa Maru sailed as part of convoy MI-27 with seven other ships from Moji to Miri, Borneo, on 15 November 1944. Escorted by a converted minesweeper () and three smaller escorts (Type D escort ship CD-134 and two s, and CHa-157), the convoy hugged the coast of the Korean Peninsula to try to avoid American submarines. Nevertheless, a group of three submarines—, , and —found and attacked the convoy on the night of 17/18 November. At 22:00 a torpedo from Sunfish struck and crippled Edogawa Maru. In the early hours of 18 November a second torpedo from Sunfish finished off Edogawa Maru. The ship had not been evacuated in the meantime and 1,998 soldiers and 116 crewmen died when the ship sunk.
The ships , Osakasan Maru, and Chinaki Maru were also sunk that night.
See also List by death toll of ships sunk by submarines
References
David L Williams (2012). In the Shadow of the Titanic: Merchant Ships Lost With Greater Fatalities The History Press