べんけいかにだったら
弁慶蟹だったら
benkeikani dattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of べんけいがに

1. If/when [it] were Benkei crab; If [it] were a Benkei crab

Tara Conditional
Usually Written in Kana