入 念(にゅうねん)

にゅうねん

na-adjective

careful; thorough; meticulous

descriptive

1. careful; thorough; meticulous

Done with great care and attention to detail, leaving nothing overlooked.

入念(にゅうねん)に準備(じゅんび)した。

I prepared thoroughly.

入念(にゅうねん)な調査(ちょうさ)が必要(ひつよう)だ。

A thorough investigation is necessary.

彼(かれ)は入念(にゅうねん)に計画(けいかく)を練(ね)り、一(ひと)つも見落(みお)としがないようにした。

He carefully refined his plan, making sure not to overlook a single thing.

A な-adjective that emphasizes meticulous care and thoroughness. Used primarily as a modifier (入念(にゅうねん)な + noun) or adverbially (入念(にゅうねん)に + verb). Common in both spoken and written Japanese.

Common collocations

入念(にゅうねん)な準備(じゅんび): thorough preparation
入念(にゅうねん)な調査(ちょうさ): careful investigation
入念(にゅうねん)な計画(けいかく): meticulous plan
入念(にゅうねん)に確認(かくにん)する: to check carefully
入念(にゅうねん)に手入(てい)れする: to maintain carefully

Similar words

丁寧(ていねい): polite, careful — broader, includes politeness in manner
慎重(しんちょう): cautious, prudent — emphasizes avoiding mistakes or risk
念入(ねんい)り: thorough, careful — very close synonym, slightly more common in everyday speech

Related Words

Compare: 丁寧(ていねい) (polite, careful)

Compare: 慎重(しんちょう) (cautious, prudent)

Compare: 念入(ねんい)り (thorough, careful)

general

Added 2026.3.29 2:09 · Revised 2026.9.8 21:42

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