とうしん 投身 LinksSentence search for 投身Sentence search for とうしんKanji details for 投 and 身Edit in JMdict Noun, Suru verb, Intransitive verb1. throwing oneself to one's death; precipitating oneself to one's death; leaping to one's deathSee also 投身自殺 Discussions Log in to talk about this word.