沖縄 おきなわ山芋 やまいもでしょう
okinawayamaimodeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 沖縄山芋

1. Probably Okinawan yam.; It will likely be Okinawan yam.

Polite
Presumptive
Conjecture