ふんどしかつぎであれば
ふんどし担ぎであれば
fundoshikatsugideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of ふんどしかつぎ

1. If/when one wears a fundoshi…; If/when wearing a fundoshi…

Ba Conditional
Usually Written in Kana