N4expressionobligation
なければならない (nakereba naranai) - Must/Have to
[Verb ない-form stem] + なければなりません
Quick answer
[Verb ない-form stem] + なければなりません means "Must do, have to do". It is a N4 Japanese grammar point with examples and drills on this page.
Meaning
Must do, have to do
Explanation
なければならない expresses strong obligation.
Examples
Practice this grammar
[Verb ない-form stem] + なければなりません
Which sentence correctly uses "なければならない (nakereba naranai) - Must/Have to"?
Vocabulary from these examples
Last updated Jul 4, 2026