必要

ひつよう

necessary

JLPT N4

Character Breakdown

Meaning and Usage

"必要" (ひつよう) means "necessary" or "needed." It is used to express that something is essential or required in a situation.

Common Contexts

You will often see "必要" used in formal or everyday contexts when talking about things, actions, or conditions that must be met or obtained.

Collocations and Patterns

  • 必要です (ひつようです): polite way to say "is necessary."
  • 必要なら (ひつようなら): "if necessary," used to offer help or conditional actions.
  • 必要な + noun: modifies a noun to mean "necessary [noun]."

Nuances

Using "必要" implies that without the item or action, something important cannot be done or achieved. It is more objective than subjective, focusing on actual requirements.

Common Mistake

Learners sometimes confuse "必要" with "大切" (たいせつ), which means "important" but not always "necessary." "必要" stresses indispensability, while "大切" can be more about value or affection.

Example Sentences

このしょるいはかいぎにひつようです。

This document is necessary for the meeting.

ひつようならてつだいますよ。

I will help if necessary.

けんこうのためにひつようなうんどうをしましょう。

Let's do the necessary exercise for health.