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JLPT N4Grammar
~ておく

do ~ in advance, do ~ for later

Intermediate
10-15 min
very common
Checked against our selection criteria

Explanation

Indicates doing something in preparation for a future situation.

Formation

[Verb て-form] + おく

Examples

パーティーの前に部屋を掃除しておきます。

Paatii no mae ni heya wo souji shite okimasu.

I'll clean the room before the party (in preparation).

チケットを買っておいた。

Chiketto wo katte oita.

I bought the tickets in advance.

Common Mistakes to Avoid

Casual form is ~とく.

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