Japanese grammar

What does ~なくてもいいです mean? Japanese grammar N5

~なくてもいいです means don't need to ~.

Quick facts
Level (estimated, JLPT framework)N5
StructureV ない (drop い) + くてもいいです
Romaji~ nakute mo ii desu
Meaningdon't need to ~

How to use it

Say that something is not required.

  • From the ない form: 行かない → 行かなくてもいいです.
  • This is the negation of obligation (なければなりません), NOT the negation of permission.

Examples

  • You do not have to come tomorrow.

  • You do not have to take off your shoes.

Common mistakes

  • Wrong来(こ)ないてもいいです。

    Correct来(こ)なくてもいいです。

    The ない form changes to なくて (ない → なくて), not kept as ない.

Related patterns

All N5 grammar →