Last Updated
：2026/01/04
じごほう
Kanji
事後法
Noun
Japanese Meaning
過去にさかのぼって効力を持つ法律で、事後的に行為を違法としたり処罰の対象とするもの。憲法上、原則として禁止される。
Easy Japanese Meaning
あとから作ったほうりつを、まえにしたことにも使うもの。
Chinese (Simplified) Meaning
溯及既往的法律 / 事后制定却适用于过去行为的法律 / 追溯既往法
Chinese (Traditional) Meaning
溯及既往的法律 / 追溯法 / 事後制定並溯及既往的法律
Korean Meaning
과거의 행위나 사건에 소급하여 적용되는 법 / 제정 후 이전의 사실에 법적 효력을 부여하는 법
Vietnamese Meaning
luật hồi tố / luật áp dụng hồi tố / luật được ban hành sau nhưng áp dụng cho hành vi quá khứ
Tagalog Meaning
batas na retroaktibo / batas na may bisa pabalik sa nakaraan / batas na ipinapatupad sa mga nagdaang pangyayari
Sense（1）
事後法: ex post facto law, retoroactive law
（ romanization ）
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じごほう
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Ex post facto law refers to punishing an act with a law that was enacted after the act became a crime.
Ex post facto law refers to punishing an act with a law that was enacted after the act became a crime.
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じごほうは、行為が犯罪となった後に制定された法律によって、その行為を罰することを指します。
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