Where does “梅雨” come from?

梅雨 (Japanese) comes from Middle Chinese はいう'.

梅雨 (Japanese): the East Asian rainy season

Definitions

  1. the East Asian rainy season

Ancestry of “梅雨”, step by step

StepLanguageWordMeaning
1Middle Chineseはいう'

Words derived from “梅雨

Every word from Middle Chinese はいう'
梅雨 — Etymology, Origin & Word History | Etymology Explorer