Where does “要出典” come from?

要出典 (Japanese) comes from Japanese 要, from Middle Chinese 要.

要出典 (Japanese): citation needed

Definitions

  1. citation needed

Ancestry of “要出典”, step by step

要出典 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesekey, important point; essential piece of...
2Middle Chinese

via Japanese 出典

StepLanguageWordMeaning
1Japanese出典authority, source
Every word from Middle Chinese Every word from Japanese