Where does “判決文” come from?

判決文 (Japanese) comes from Japanese 文, from Middle Chinese 文.

Ancestry of “判決文”, step by step

判決文 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesethe mon, an old currency; a unit of length for...
2Middle Chinese

via Japanese 判決

StepLanguageWordMeaning
1Japanese判決sentence, judgement, ruling, verdict
Every word from Middle Chinese Every word from Japanese