樺太 からふと柳葉 やなぎば ぎょでしょう
kara futo yanagiba gyodeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 樺太柳葉魚

1. Probably Sakhalin willow blenny.

Polite
Presumptive
Conjecture