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時間と労力がいる

jikan to rōryoku ga iru
takes time and effort

このプロジェクトは時間と労力がいる。

This project takes time and effort.


formal

Requires both time and physical/mental effort to complete.

この修理には時間と労力がいる。

This repair takes time and effort.

新しいシステムを導入するには、多くの時間と労力がいる。

Introducing a new system requires a lot of time and effort.

Commonly used in work, project planning, or task descriptions to emphasize the resources needed.

Collocations

時間と労力をかけるto put in time and effort多大な時間と労力がいるto require a great deal of time and effort

Synonyms

時間がかかる労力が必要だ手間がかかる

Antonyms

簡単にできるすぐに終わる

Related Phrases

手間暇がかかるphrase
takes time and trouble

Pro Tip

When to use vs. alternatives

Use 「時間と労力がいる」 when emphasizing both the time investment and the physical/mental work required. For simpler tasks, 「時間がかかる」 (takes time) or 「手間がかかる」 (takes effort/trouble) are sufficient. Example: 「このレポートは時間と労力がいる」 (This report requires time and effort) vs. 「このレポートは時間がかかる」 (This report takes time).

Usage Notes

This phrase is often used in professional or task-oriented contexts. It can sound slightly formal or business-like. In casual speech, shorter forms like 「時間がかかる」 or 「手間がかかる」 are more common.

Word Breakdown

時間
time
noun
+
と
and (particle)
particle
+
労力
effort/labor
noun
+
がいる
is needed (literally 'there is a need for')
verb phrase
和英辞典

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Words of the Year

The most notable words that defined each year. Discover the vocabulary that shaped our world.