小笠原 おがさわら だい蝙蝠 こうもりであれば
ogasawaradaikōmorideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 小笠原大蝙蝠

1. If it were Ogawara’s flying fox; If Ogawara’s flying fox existed

Ba Conditional