要件|ようけんyouken[3]nakadaka (mid-high)

1. nounimportant matter
2. nounrequirement; requisite; necessary condition; sine qua non

• Related必須条件ひっすじょうけんWrittenWritten/formal prose term for an indispensable condition; 「要件」 is mostly used in laws and regulations.
• Related基本条件きほんじょうけんNeutralNeutral: the most basic conditions for achieving something; 「要件」 also covers important matters, not just requirements, and is common in laws and regulations.
• Related前提条件ぜんていじょうけんWrittenWritten/formal prose term for a condition that is a premise for something to hold; 「要件」 covers necessary conditions and important matters, not just in law.

Use 「要件」 for a necessary condition or an important matter; it is common in laws and regulations, as in 「要件を満たす」. Use 「必須条件」 for an indispensable condition and 「前提条件」 for a precondition.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 大切たいせつな事柄ことがら。
2. 必要ひつような条件じょうけん。