投身自殺 とうしんじさつ Meanings Noun, する verb suicide by throwing oneself to one's death; leaping to one's death See also: 投身 (とうしん). Kanji 投 throw. Read as トウ. 身 body. Read as シン. 自 self 殺 kill. Read as サツ. Jinuma: Japanese Dictionary · Word lists