Translation guide
Used for emphasis in negative statements, meaning 'not at all' or 'none at all'. In Japanese, this is expressed through negative polarity items, emphatic negative constructions, or adverbs that strengthen negation.
Strengthen a negative statement to mean 'absolutely no/not any'.
The adverb 全く (mattaku) means 'completely' or 'at all', and when paired with a negative verb/adjective, it creates a strong 'not at all' meaning. This is the most direct and common equivalent.
He has no interest whatsoever.
Emphasize that there is absolutely no instance of the noun.
This pattern uses 何の (nan no) meaning 'what kind of' plus the noun and も (mo) with a negative verb to mean 'no X whatsoever'.
There is no single Japanese word that corresponds to 'whatsoever'. It is always expressed through negative constructions with adverbs or particles. Attempting a direct translation will result in unnatural Japanese.
The particle も (mo) is often used with question words (何, 誰, etc.) in negative sentences to mean 'no X whatsoever'. For example, 誰もいない (dare mo inai) means 'there is no one whatsoever'.
I can't believe that story whatsoever.
Literally 'not even a little', this phrase emphasizes a complete lack. It is slightly more colloquial than 全く.
She isn't tired whatsoever.
Means 'not a single thing'. Used with nouns to emphasize that there is absolutely nothing of that category.
There is no food whatsoever in the fridge.
A formal/written expression meaning 'not at all' or 'none whatsoever'. Often used in official statements or rules.
We accept no responsibility whatsoever regarding this matter.
Means 'not at all' in the sense of 'completely not'. Often used with adjectives or verbs to express a total lack of a quality.
I didn't understand his explanation whatsoever.
He has no talent whatsoever.
There is no meaning whatsoever to that plan.
Formal equivalent of 何の〜もない, using 一切 (issai) for 'any whatsoever'.
He has no property whatsoever.