A Sugashima-class mine clearance vessel, the JS Ukushima, experienced a fire in the engine room on the morning of Nov. 10 off Oshima island, near the Fukuoka Prefecture, while it was preparing for a drill with the U.

Japan Maritime Self-Defense Force minesweeper JS Ukushima (MSC-686) capsized on Monday following an engine room fire on Sunday with one crewmember missing from the incident. Meanwhile Japan’s Joint Staff Office (JSO) on Monday issued a release stating that a Russian Navy Yasen-class nuclear powered cruise missile submarine (SSGN) had been sighted operating near Japan’s waters for the first time.

Off the southwest coast of Japan, a Japan Maritime Self-Defense Force minesweeper sank after catching fire the day before. One crew member is still missing. On Sunday, around 8:40 PM Eastern Time, the minesweeper Ukushima caught fire near Fukuoka Prefecture.