いぶきとらのおであれば
伊吹虎の尾であれば
ibuki toranōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of いぶきとらのお

1. If it were the tail of the Ibuki tiger; If the tail of the Ibuki tiger existed

Ba Conditional
Usually Written in Kana