〜なくてもいいです
No obligation 〜なくてもいいです
Meaning
"You don't have to ~ / it's not necessary to ~". The opposite of obligation.
Formation
[verb nai-form, drop い] + くてもいいです
Notes
Contrast with 〜なければならない (must). Different from prohibition 〜てはいけない (must not).
Examples
明日(あした)来(こ)なくてもいいです。
You don't have to come tomorrow.
Breakdown
急(いそ)がなくてもいいです。
You don't have to hurry.
Breakdown
全部(ぜんぶ)覚(おぼ)えなくてもいいです。
You don't have to memorize everything.
Breakdown
靴(くつ)を脱(ぬ)がなくてもいいです。
You don't have to take off your shoes.
Breakdown
無理(むり)をしなくてもいいですよ。
You don't have to push yourself.
Breakdown
今日(きょう)はもう勉強(べんきょう)しなくてもいいです。
I don't have to study anymore today.
Breakdown
⚠️ Often confused with
〜なければなりません / 〜なきゃ
Obligation 〜なければなりません
"Must ~ / have to ~". Expresses obligation. Built from the nai-form (conditional 〜ければ)...
〜ないと (いけない)
Have to 〜ないと
Everyday "have to ~" — literally "if I don't ~, it won't do".
〜までもない
There is no need to 〜までもない
"There is no need to ~", "it goes without saying" — the action is unnecessary.