Na-adjective (keiyodoshi)
1. necessary; needed; essential; indispensable必用 can imply has to be used rather than is just needed
  • わたし私達
  • 生きていく
  • ために
  • いしょくじゅう衣食住
  • ひつよう必要
  • です
We need food, clothes and a home in order to live.
2. necessity; need; requirement
  • はいしゃ歯医者
  • 行く
  • ひつよう必要
  • ない
  • です
You don't need to go to the dentist's.
Other forms
必用 【ひつよう】


to talk about this word.