Common word› JLPT N3 › Freq. Frequency Top 2,000 Conjugation 任せる · ichidan verb
Form Positive Negative Dictionary 任まか せる 任まか せない Polite 任まか せます 任まか せません Past polite 任まか せました 任まか せませんでした Past 任まか せた 任まか せなかった Te-form 任まか せて 任まか せないで Desire 任まか せたい 任まか せたくない Potential 任まか せられる also 任まか せれる 任まか せられない also 任まか せれない Passive 任まか せられる 任まか せられない Causative 任まか せさせる 任まか せさせない Causative passive 任まか せさせられる 任まか せさせられない Volitional 任まか せよう Polite volitional 任まか せましょう Imperative 任まか せろ 任まか せるな Conditional 任まか せれば 任まか せなければ Tara conditional 任まか せたら 任まか せなかったら
Usage patterns 〈 人ひと 〉 に 〈 事こと 〉 を 任まか せる to leave a task or matter to someone
I decided to leave the work to him.
〜 を 成な り 行ゆ きに 任まか せる to let a matter take its natural course
I decided to let this issue take its natural course.
〜 を 〈 人ひと 〉 の 想そう 像ぞう に 任まか せる to leave something up to someone's imagination
I'll leave the details up to the reader's imagination.
〈 物もの 〉 に 任まか せて 〈 動どう 詞し 〉 to do something using X to the full, without restraint
He shouted, carried away by the momentum.
Expressions· 11 お 任まか せあれ leave it to me; I'll take care of it 心こころ に 任まか せる do as one wishes; suit one's convenience · happen as one expects 足あし に 任まか せる go where one's feet take one; walk aimlessly Show 3 more Show fewer 身み を 任まか せる give oneself to; surrender oneself to あるに 任まか せる let things take their course; let nature take its course; leave things as they are See all 11 in Explore →
Kanji 任 responsibility, duty, term 委 committee, entrust to, leave to Related words· 8 任す is a less common, more literary variant of 任せる with essentially the same meaning of entrusting something to someone.
委ねる is more formal than 任せる and stresses fully surrendering control or trust, while 任せる is the everyday word for delegating a task.
託す is used when entrusting something precious like hopes or a mission, whereas 任せる is the general word for handing over a task or decision.
任せる means to entrust with full authority to decide or act, while 預ける can describe lighter or temporary delegation of a task.
Show 4 more Show fewer 任せる is the everyday verb for leaving something to someone, while 一任 emphasizes handing over full, exclusive authority with no interference.
任せる simply means to leave a task to someone's discretion, whereas 託する often carries a stronger sense of trust or emotional investment.
任せる means to leave a matter entirely to someone's discretion, while 頼む means asking someone to handle a specific task.
任せる is a common, everyday verb for leaving something to someone, whereas 委任 is a formal noun/verb used in legal or business contexts.
Don't confuse with 任じる looks and sounds similar to 任せる but means 'to appoint (someone to a post)', not 'to entrust something to someone'.
任せる means to actively entrust a task or decision to someone, while 放任 describes the passive act of not intervening afterward, so the two are easy to mix up but not interchangeable.
Word family· 17 leaving everything up to someone else
leaving to someone else; entrusting · omakase; chef's choice
leaving to others; relying on others
with all one's strength; by brute force
offhand remark; speaking without thinking
Show 10 more Show fewer random talk; speaking without thinking; offhand remarks
as one pleases; following one's heart
doing as one pleases; following one's whims
leaving it to one's man; entrusting to one's husband/boyfriend
wandering wherever one's feet take one; walking aimlessly
leaving to chance; leaving to fate
leaving to others; relying on others; depending on others
leaving everything up to someone else; entrusting completely
leaving to others; depending on others · leaving everything to Buddha's providence
leaving everything up to someone else; entrusting completely
See all 17 in Explore →
Written forms 任まか せる Usage 64%
Standard kanji form; the most common spelling.
まかせる Usage 35%
委まか せる Usage 1%
rarely-used kanji form
Rarely used kanji form; 任せる is strongly preferred.
Etymology Derived from the verb 任す (makasu) with the same meaning. The exact historical derivation is uncertain, but the kanji 任 carries the sense of 'responsibility' or 'duty', fitting the core meaning of entrusting.
Report an issue with this page
Copyright © 2026 Kotomora. All Rights Reserved.