Translation guide
To say something is undeniably true means it cannot be denied or disputed. In Japanese, this is expressed through adverbs, set phrases, and sentence-ending patterns that emphasize certainty or obviousness.
Expressing that something is clearly true and cannot be denied.
The most common and versatile way to say 'undeniably' or 'without a doubt'. Used in both spoken and written Japanese.
Adding force to a claim, often in argument or persuasion.
A sentence-ending pattern meaning 'must be' or 'no doubt'. Conveys strong conviction.
Direct translations like '否定できないほど' are unnatural. Use the adverbs and patterns above instead.
He is undeniably an expert in this field.
A formal phrase meaning 'there is no room for doubt'. Suitable for written or formal contexts.
His success is undeniably true.
Means 'clearly' or 'obviously'. Often used when the evidence is visible or apparent.
She is undeniably better.
Literally 'cannot be denied'. Used as a predicate or modifier.
That fact is undeniable.
Means 'certainly' or 'surely'. Often used to concede a point before adding a contrasting statement.
He is undeniably right.
He undeniably knows the truth.
A more casual and emphatic pattern meaning 'it's obvious that' or 'of course'. Common in spoken Japanese.
That's undeniably a lie.