Where does “お昼” come from?

お昼 (Japanese) comes from Japanese 御, from Middle Chinese 御.

お昼 (Japanese): daytime, the daylight hours; midday, noon; the...

Definitions

  1. daytime, the daylight hours; midday, noon; the...

Ancestry of “お昼”, step by step

お昼 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanese"indicates that the is honorific"; often used to...
2Middle Chinese

via Japanese

StepLanguageWordMeaning
1Japanesethe daytime
Every word from Middle Chinese Every word from Japanese