大糸 おういと掛貝 かけがいだったら
ō itokakegaidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 大糸掛貝

1. If/when it were Ōito-kake-gai…; If Ōito-kake-gai were…

Tara Conditional