na-adjective, noun which may take the genitive case particle 'no', noun
harmless to humans and animals
Literal meaning of the yojijukugo; used for substances, chemicals, or creatures that pose no danger to people or livestock.
This pesticide is labeled as harmless to humans and animals.
na-adjective, noun which may take the genitive case particle 'no', noun
harmless; inoffensive; unimportant
Extended figurative use describing a person or thing that is completely harmless, unthreatening, or of no consequence. Often used self-deprecatingly or to dismiss someone's influence.
He's the harmless type, liked by everyone.
I'm just a harmless nobody.