Where does “一事不再理” come from?

一事不再理 (Japanese) comes from Japanese 不, from Middle Chinese 不.

一事不再理 (Japanese): the principle against double jeopardy; exceptio res judicata; ne bis in idem

Definitions

  1. the principle against double jeopardy; exceptio res judicata; ne bis in idem

Ancestry of “一事不再理”, step by step

StepLanguageWordMeaning
1Japanese不un-, non-, in-; bad, poor
2Middle Chinese不—
Every word from Middle Chinese 不 →Every word from Japanese 不 →
一事不再理 — Etymology, Origin & Word History | Etymology Explorer