しなのほうひげこうもりであれば
信濃頬髭蝙蝠であれば
shinano hōhige kōmorideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of しなのほおひげこうもり

1. If it were Shinano cheek whiskers bat…; If Shinano cheek whiskers bat existed…

Ba Conditional
Usually Written in Kana