〜際に sai ni

〜際に（sai ni）means “on the occasion of ~, when ~”. A formal equivalent of 〜とき, meaning 'on the occasion of / when'. Formation: V-る / V-た + 際に｜Nの + 際に

on the occasion of ~, when ~

N3

Formation

V-る / V-た + 際に｜Nの + 際に

Explanation

A formal equivalent of 〜とき, meaning 'on the occasion of / when'. Attach to a verb in dictionary or た-form, or to Nの. Common in written and polite/official contexts; 際の modifies a following noun.

Examples

ご利用の際に、こちらのボタンを押してください。
ごりようのさいに、こちらのボタンをおしてください。
When you use it, please press this button.
国を出る際に、パスポートを確認された。
くにをでるさいに、パスポートをかくにんされた。
When leaving the country, my passport was checked.

Note

More formal than 〜とき; typically used for notable or official occasions, not trivial everyday moments.

FAQ

〜際に — what does it mean and how is it used?

on the occasion of ~, when ~. A formal equivalent of 〜とき, meaning 'on the occasion of / when'. Attach to a verb in dictionary or た-form, or to Nの. Common in written and polite/official contexts; 際の modifies a following noun.

〜際に — how do you form it?

V-る / V-た + 際に｜Nの + 際に

〜際に — any usage notes?

More formal than 〜とき; typically used for notable or official occasions, not trivial everyday moments.

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