Where does “宋音” come from?

宋音 (Japanese) comes from Japanese 宋, from Middle Chinese 宋.

宋音 (Japanese): Japanese approximation of Chinese character...

Definitions

  1. Japanese approximation of Chinese character...

Ancestry of “宋音”, step by step

宋音 traces back through two separate lines of ancestry.

via Japanese 宋

StepLanguageWordMeaning
1Japanese宋Song; Song dynasty
2Middle Chinese宋—

via Japanese 音

StepLanguageWordMeaning
1Japanese音sound
2Middle Chinese音—
Every word from Middle Chinese 宋 →Every word from Japanese 宋 →
宋音 — Etymology, Origin & Word History | Etymology Explorer