Where does “独立記念日” come from?

独立記念日 (Japanese) comes from Japanese 記念日, from Japanese 日, from Old Japanese 日, from Proto-Japonic *pi — day, sun.

独立記念日 (Japanese): independence day

Definitions

  1. independence day

Ancestry of “独立記念日”, step by step

独立記念日 traces back through two separate lines of ancestry.

via Japanese 記念日

StepLanguageWordMeaning
1Japanese記念日anniversary
2JapaneseSunday
3Old Japanesethe sun; sunlight, sunshine; daytime, daylight
4Proto-Japonic*piday, sun

via Japanese 独立

StepLanguageWordMeaning
1Japanese独立independence
Every word from Proto-Japonic *piEvery word from Old Japanese Every word from Japanese
独立記念日 — Etymology, Origin & Word History | Etymology Explorer