Where does “ペルー共和国” come from?

ペルー共和国 (Japanese) comes from Japanese ペルー, from English Peru, from Spanish Perú, from Quechua pelu — river.

Ancestry of “ペルー共和国”, step by step

ペルー共和国 traces back through two separate lines of ancestry.

via Japanese ペルー

StepLanguageWordMeaning
1Japaneseペルー—
2EnglishPeruPlaces in the United States
3SpanishPerúPeru
4Quechuapeluriver

via Japanese 共和国

StepLanguageWordMeaning
1Japanese共和国republic
2Japanese国a land, a large place; a country in general, a...
3Old Japanese国—
Every word from Quechua pelu →Every word from Spanish Perú →Every word from English Peru →
ペルー共和国 — Etymology, Origin & Word History | Etymology Explorer