固有 こゆう文字 もじ集合 しゅうごうでしょう
koyūmo jishūgōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 固有文字集合

1. Probably a fixed character set.; Probably a specific character set.

Polite
Presumptive
Conjecture
Computing