委任 いにん じょうによる代理 だいり にんだったら
i ninjōni yoru dairini ndattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 委任状による代理人

1. If/when [someone] were a proxy by power of attorney.; If [someone] were a proxy with a power of attorney.

Tara Conditional