ひめこばいちょうであれば
姫小灰蝶であれば
himekobaichōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of ひめしじみ

1. If it were a small female Lycaenid butterfly.; If it was a small female Lycaenid butterfly.

Ba Conditional
Usually Written in Kana