Translation guide
The quality of being naive, innocent, or lacking experience, often implying a charming simplicity or a lack of worldly wisdom.
Describing a person who is innocent, pure, or inexperienced in the ways of the world, often in a positive or neutral sense.
Describing someone who is too trusting and easily fooled or taken advantage of.
Means 'easily deceived' or 'gullible'. A straightforward way to describe someone who falls for tricks.
彼は騙されやすいから、気をつけて。
He is gullible, so be careful.
Describing a naive belief or view that is overly optimistic, simplistic, or ignores harsh realities.
Means 'sweet' but metaphorically 'naive' or 'overly optimistic'. Used to criticize ideas or plans that are not realistic.
純粋 (junsui) emphasizes purity and sincerity, often used positively for character. 無邪気 (mujaki) highlights childlike innocence and lack of guile. うぶ (ubu) specifically refers to inexperience, especially in love or social situations, and can be seen as charming or pitiable.
The English word 'naivete' is often translated as ナイーブ (naive) in Japanese, but ナイーブ in Japanese can also mean 'sensitive' or 'touchy', which may cause confusion. It's safer to use the native Japanese terms above depending on context.
Means 'pure' or 'innocent', often used to describe someone untainted by worldly concerns. It carries a positive connotation of sincerity and simplicity.
彼女の純粋な性格が好きだ。
I like her innocent/pure personality.
Means 'innocent' or 'naive' in a childlike, artless way. Often used for someone who is guileless and doesn't suspect ill intentions.
彼は無邪気に質問した。
He asked the question innocently.
Describes someone who is naive and inexperienced, especially in romantic or social matters. Often used for young people.
彼はまだうぶで、女性との付き合い方がわからない。
He is still naive and doesn't know how to interact with women.
Literally 'not knowing the world', meaning naive or ignorant of the ways of society. Can be slightly negative, implying a lack of practical wisdom.
彼は世間知らずだから、騙されやすい。
He is naive about the world, so he is easily deceived.
Refers to a good-natured person who is too trusting and easily taken advantage of. It implies a soft heart that can be exploited.
彼はお人好しだから、いつも損をしている。
He is too soft-hearted, so he always gets the short end of the stick.
Means 'good-natured' or 'soft-hearted', often implying naivete that leads to being taken advantage of.
あの人は人がいいから、断れないんだ。
That person is too nice, so they can't say no.
そんな考えは甘いよ。
That idea is naive.
A common phrase meaning 'one's thinking is naive' or 'one is being too optimistic'.
彼の計画は考えが甘い。
His plan is naive.
Means 'too optimistic', implying a naive disregard for potential problems.
彼女は楽観的すぎるところがある。
She tends to be too optimistic (naive).