- mugai harmless
Used to state that something poses no danger, often in safety, health, or technology contexts; more neutral and technical than 安全 (anzen), which means 'safe'.
この薬は人体に無害です。
Kono kusuri wa jintai ni mugai desu.
This medicine is harmless to the human body.
その放射線は無害だと説明された。
Sono hōshasen wa mugai da to setsumei sareta.
It was explained that the radiation is harmless.
⚖️ Often confused with 無事 (buji, 'safe and sound'); 無害 means 'causing no harm', while 無事 means 'without incident or injury'.
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Found in a wide range of contexts. Useful for building reading and listening fluency.
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