コイバほえざるであれば
コイバ吠猿であれば
koibahoezarudeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of コイバほえざる

1. If it were Koiwa-barks-monkey; If Koiwa-barks-monkey were

Ba Conditional
Usually Written in Kana