身(み)を投(とう)じる

みをとうじる
expression
to devote oneself to; to throw oneself into
formalaction
1. to devote oneself to; to throw oneself into; to enter (a field or cause)
To commit oneself wholeheartedly to a cause, profession, or activity. Implies entering a new world or field with dedication.
政治(せいじ)の世界(せかい)に身(み)を投(とう)じた。
He threw himself into the world of politics.
若(わか)くして革命運動(かくめいうんどう)に身(み)を投(とう)じた。
He devoted himself to the revolutionary movement at a young age.
会社(かいしゃ)を辞(や)めて、教育(きょういく)の分野(ぶんや)に身(み)を投(とう)じることを決(き)めた。
I quit my job and decided to devote myself to the field of education.
2. to throw oneself (physically); to jump into
To physically leap or jump into something, such as water or a dangerous situation.
川(かわ)に身(み)を投(とう)じた。
He threw himself into the river.
燃(も)える建物(たてもの)の中(なか)に身(み)を投(とう)じて子(こ)どもを助(たす)けた。
He threw himself into the burning building and rescued the child.
激(はげ)しい戦(たたか)いの中(なか)に身(み)を投(とう)じることを恐(おそ)れなかった。
He was not afraid to throw himself into the fierce battle.

Idiomatic expression composed of 身(み) (body, self) + を + 投(とう)じる (to throw, to cast). Literally "to throw one's body/self into." The figurative sense (devoting oneself) is more common than the literal sense.

Common collocations

Similar words

Related Words

Compare: 身(み)を捧(ささ)げる (to dedicate oneself)
Compare: 打(う)ち込(こ)む (to throw oneself into)
Compare: 専念(せんねん)する (to concentrate on)
general
Added 2026.4.3 5:27 · Revised 2026.9.2 13:02
21500/21671_miwotoujiru