Where does “Inouye” come from?

Inouye is a Japanese surname, 井上, whose elements combine 井 (well) and 上 (upper/above).

Ancestry of “Inouye”, step by step

StepLanguageWordMeaning
1Japanese井上
2Japanesethe above; the top; the surface of
3Old Japaneseうえ
4Proto-Japonicupayabove, over
5Sanskritउपाय.
6Sanskritउप-towards; near, with; under, below
7Proto-Indo-Aryanupa-
8Proto-Indo-Iranianupa-towards
9Proto-Indo-Europeanupounder, up from under; up from under, over; up,...
Every word from Proto-Indo-European upoEvery word from Sanskrit उप-Every word from Sanskrit उपाय