ないといけない

ないといけないnaitoikenai

expression · i-adjective

  1. have to (verb)
  2. must (verb)
  3. is indispensable
  4. absolutely necessary

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences