回送 かいそう先住 せんじゅう しょ要求 ようきゅうでしょう
kaisōsen jūshoyō kyūdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 回送先住所要求

1. Probably requesting the delivery address.; Likely a request for the return address.

Polite
Presumptive
Conjecture
Computing