Where does “毛蟹” come from?

毛蟹 (Japanese) comes from Japanese 毛, from Middle Chinese 毛.

毛蟹 (Japanese): a horsehair crab

Definitions

  1. a horsehair crab

Ancestry of “毛蟹”, step by step

毛蟹 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesehair, fur; a kind of unit
2Middle Chinese

via Japanese

StepLanguageWordMeaning
1Japanesea crab
2Japaneseshell, crust, chaff; husk, hull; cinders, ashes
Every word from Middle Chinese Every word from Japanese