りゅうきゅうらんでしょう
琉球藍でしょう
ryūkyūra ndeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of りゅうきゅうあい

1. Probably Ryukyu blue.

Polite
Presumptive
Conjecture
Usually Written in Kana