Translation guide
The English adverb 'reasonably' can express moderate degree, logical action, or fairness. This guide covers natural Japanese equivalents for each use.
Expressing that something is fairly good, large, etc., to a moderate extent.
Acting or thinking in a way that is based on reason.
Adverb meaning 'rationally' or 'logically'. Used when someone acts based on reason rather than emotion.
Treating people in a fair and just manner.
Adverb meaning 'fairly' or 'impartially'. Used when distributing resources or judging situations.
The English word 'reasonably' does not have a single direct equivalent in Japanese. Translating it as 理由があって (with reason) is usually incorrect when you mean 'fairly' or 'quite'.
This movie was reasonably interesting.
Means 'quite' or 'fairly'. Often used in spoken Japanese to express a satisfactory degree.
The food at this restaurant is reasonably good.
Means 'so-so' or 'passable'. Used when something is acceptable but not great. Often used as a standalone response.
The test results were reasonably okay.
Means 'considerably' or 'quite'. Slightly more formal than かなり, often used in written language.
He made a reasonably great effort.
He thought reasonably and made a decision.
Phrase meaning 'in a way that makes sense'. Often used in negative form to say something is unreasonable.
His explanation is reasonably sound.
The teacher treated the students reasonably.
Means 'appropriately' or 'reasonably' in the sense of being suitable or proper. Often used in formal contexts.
His request was handled reasonably.