noun, noun or participle which takes 'suru'
investigation and decision; judicial determination
Rare historical or legal term for the process of examining a matter and reaching a formal decision. Not used in modern everyday Japanese.
江戸時代の裁判記録には「勘決」の語がしばしば見られる。
The term 勘決 often appears in court records from the Edo period.
判決 is the modern standard word for a judicial decision or verdict, while 勘決 is an archaic term for investigation and decision.
Compound of 勘 (consider, investigate) and 決 (decide). The exact historical derivation is uncertain; the spelling is conventionally associated with legal investigation and decision.