Where does “割腹” come from?

割腹 (Japanese) comes from Japanese 割, from Japanese 割る — break; split; cut; separate.

割腹 (Japanese): harakiri, seppuku

Definitions

  1. harakiri, seppuku

Ancestry of “割腹”, step by step

割腹 traces back through two separate lines of ancestry.

via Japanese 割

StepLanguageWordMeaning
1Japanese割proportion; tenth
2Japanese割るbreak; split; cut; separate

via Japanese 腹

StepLanguageWordMeaning
1Japanese腹belly
Every word from Japanese 割る →Every word from Japanese 割 →