いとひきふえたいだったら
糸引笛鯛だったら
itohikifuetaidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of いとひきふえだい

1. If it were threadfin bream…; When it is threadfin bream…

Tara Conditional
Usually Written in Kana