
3 How to Say “lose one’s temper” in Japanese
The phrase “kanninbukuro no o ga kireru” means that someone has reached the limit of their patience and finally loses their temper. It is used when a person has endured repeated irritation, frustration, or unfair treatment, and the final small trigger causes them to explode emotionally. It often appears in daily conversation, workplace situations, or comedic scenes where someone can no longer tolerate something.

