not required; unnecessary; not needed
A straightforward phrase used to state that something is not necessary. Often appears in instructions, rules, or casual remarks.
予約は必要なしです。
No reservation is required.
この書類はもう必要なし。
This document is no longer needed.
Compound of 必要 (necessary) + なし (classical terminal form of ない, 'not'). The use of なし instead of ない gives it a slightly more emphatic or casual tone.