Where does “一雨” come from?

一雨 (Okinawan) comes from Okinawan 一, from Japanese 一, from Japanese 始め, from Japanese 始める — begin; start; initiate; originate.

一雨 (Okinawan): a single rainfall; a single brief rain shower

Definitions

  1. a single rainfall; a single brief rain shower

Ancestry of “一雨”, step by step

一雨 traces back through two separate lines of ancestry.

via Okinawan 一

StepLanguageWordMeaning
1Okinawan一one
2Japanese一one, 1; "term relating to the number one"; unity
3Japanese始めbeginning, the start of an activity or time...
4Japanese始めるbegin; start; initiate; originate

via Okinawan 雨

StepLanguageWordMeaning
1Okinawan雨rain, rainfall
2Proto-Ryukyuan*ami—
Every word from Japanese 始める →Every word from Japanese 始め →Every word from Japanese 一 →