婚姻こんいん要件ようけん具備ぐび証明しょうめいしょでしょう
kon'in'yō kengubishōmeishodeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 婚姻要件具備証明書

1. Probably a certificate of fulfillment of marriage requirements.

Polite
Presumptive
Conjecture