Japanese symbol for “tirelessly”

倦まず弛まず

うまずたゆまず

Romaji: umazutayumazu

tirelessly; perseveringly; without letting up

In Japanese, tirelessly is 倦まず弛まず, read うまずたゆまず (umazutayumazu).

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Meanings

exp tirelessly; perseveringly; without letting up

Written forms: 倦まず弛まず、倦まずたゆまず、倦まず撓まず. Readings: うまずたゆまず.

Kanji and stroke order

倦

lose interest in, tire of

on: ケン
kun: あき.る、あぐ.む、あぐ.ねる、う.む

11 strokes

弛

slacken, relax

on: チ、シ
kun: たる.む、たる.める、たゆ.む、ゆる.む

6 strokes

Other Japanese words for “tirelessly”

Word	Reading	Meaning
休みなく	やすみなく yasuminaku	without rest; tirelessly; incessantly
骨身を惜しまず	ほねみをおしまず honemiooshimazu	unsparing; without stinting; painstakingly
骨身を惜しまない	ほねみをおしまない honemiooshimanai	unsparing; without stinting; painstakingly

Related words

Words that share a kanji.

Word	Reading	Meaning
倦怠	けんたい kentai	weariness; fatigue; languor
倦怠期	けんたいき kentaiki	stage of ennui (esp. in one's married life); period of lassitude; lethargic period
倦む	あぐむ agumu	to get tired of (doing); to lose interest in
倦厭	けんえん ken'en	weariness
倦怠感	けんたいかん kentaikan	physical weariness; sense of fatigue; washed-out feeling
倦憊	けんぱい kenpai	extreme fatigue
弛緩	しかん shikan	relaxation (e.g. of muscles); becoming flaccid
弛む	たるむ tarumu	to slacken; to loosen; to relax

Data: JMdict (CC BY-SA 4.0); KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.