Skip to main content
JLPT N4Grammar
~てしまう

finish doing ~, end up doing ~, regrettably ~

Beginner
10-15 min
common
Checked against our selection criteria

Explanation

Indicates completion or regret about an action.

Formation

[Te-form] + しまう

Examples

宿題をしてしまいました。

Shukudai wo shite shimaimashita.

I finished my homework.

忘れてしまいました。

Wasurete shimaimashita.

I ended up forgetting (regrettably).

Common Mistakes to Avoid

Can contract to ~ちゃう/じゃう in casual speech.

JLPTBooks

Independent learner-run project

Last updated:

Master JLPT N4 Grammar

Study with our comprehensive grammar guides and practice materials.