LATIN DICTIONARYLexicon Latīnum
noun · masculinethird declension

Japō

Japō m (genitive Japōnis)

Meaning

  1. New LatinA Japanese person.
    Sic inter se communicant Sinæ Japones, Cochinchimi & aliqui alii populi libros suos intelligentes, licet cum eos legunt, nec Sina Japonem, nec Japo Sinam intelligat, quia diversum prorsus idioma legendo profert unus ab alio.The Chinese, Japanese, Cochinchinese and certain other peoples communicate with each other in this way, understanding their books, albeit when they read them [out], the Chinese will not understand the Japanese, nor the Japanese the Chinese, because, in reading, the one utters a totally different idiom from the other.1695, Thomas le Blanc, Psalmorum Davidicorum Analysis […], volume 5, column 16:

Declension

declension
formsingularplural
nominativeJapōJapōnēs
genitiveJapōnisJapōnum
dativeJapōnīJapōnibus
accusativeJapōnemJapōnēs
ablativeJapōneJapōnibus
vocativeJapōJapōnēs

Quick answers

What does Japō mean in Latin?
Japō, a noun, means “A Japanese person.”.
What is the genitive of Japō?
The genitive singular is Japōnis. Japō is masculine, third declension.