たてじまきんちゃくたいであれば
縦縞巾着鯛であれば
tatejimakinchakutaideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of たてじまきんちゃくだい

1. If it were a striped drawstring tai.; If it’s a striped drawstring tai.

Ba Conditional
Usually Written in Kana