King's Kung-Fu& Tai Chi

Japanese symbol for “harmless”

Romaji: mugai
harmless

In Japanese, harmless is , read (mugai).

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

  1. adj-na, adj-no, n harmless

Kanji and stroke order

nothingness, none, ain't
on: ム、ブ
kun: な.い
12 strokes · JLPT 2
harm, injury
on: ガイ
10 strokes · JLPT 2

Other Japanese words for “harmless”

WordReadingMeaning
むどく mudokunonpoisonous; nontoxic; harmless
がいのない gainonaiharmless; innocuous; safe
なんでもない nandemonaieasy; trifling; harmless
あたりさわりのない atarisawarinonaiharmless (remark, topic, etc.); inoffensive; safe
つみがない tsumiganaiinnocent; not guilty; harmless

Related words

Words that share a kanji.

WordReadingMeaning
むりょう muryoufree (of charge); gratuitous
むり muriunreasonable; unnatural; unjustifiable
ぶじ bujisafety; security; peace
むだ mudafutility; waste; uselessness
むせん musenradio (communication)
むりやり muriyariforcibly; by force; against one's will
ひがい higai(suffering) damage; injury; harm
しょうがい shougaiobstacle; impediment; hindrance

See also: Chinese symbol for “harmless”.

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.

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