At 3:20 AM on February 5, the Japanese torpedo boat squadrons invaded Weihaiwei port and totally destroyed the Chinese Dingyuan, and attacked and sunk three warships including the 'Liaoyuan' and 'Weiyuan.'
2月5日午前3時20分に威海衛港内に侵入した日本水雷部隊は清国の「定遠」を大破、「来遠」「威遠」等3隻を撃沈した。