Where does “必殺技” come from?

必殺技 (Japanese) comes from Japanese 技, from Middle Chinese 技.

必殺技 (Japanese): a lethal technique; a fighter's finishing move,...

Definitions

  1. a lethal technique; a fighter's finishing move,...

Ancestry of “必殺技”, step by step

必殺技 traces back through two separate lines of ancestry.

via Japanese 技

StepLanguageWordMeaning
1Japanese技technique, art, skill
2Middle Chinese技—

via Japanese 必殺

StepLanguageWordMeaning
1Japanese必殺lethality, deadliness
2Middle Chinese必殺—
Every word from Middle Chinese 技 →Every word from Japanese 技 →