入水 にゅうすい Also written じゅすい Meanings Noun, する verb, Intransitive suicide by drowning; drowning oneself entering the water; hitting the water Kanji 入 enter. Read as ニュウ. 水 water. Read as スイ. Words containing 入水 入水自殺 (じゅすいじさつ) suicide by drowning Jinuma: Japanese Dictionary · Word lists