expression, i-adjective
unrelated; irrelevant; having nothing to do with
Used to say that something has no connection, bearing, or relevance to the matter at hand. Often followed by ～に or ～とは.
それは今の話に関係ないよ。
That has nothing to do with what we're talking about now.
彼の意見はこの問
His opinion is irrelevant to this issue.