expression, noun
a mere trifle; a trivial matter
Used to dismiss something as unimportant or not worth worrying about. Often appears in the pattern 〜は末の問題だ or similar constructions.
そんなことは末の問題だ。
That's a mere trifle.
彼にとって、お金のことは末の問題だった。
For him, money was a trivial matter.