秘密 ひみつ証書 しょうしょ遺言 ゆいごんでしょう
himitsushōshoyuigondeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 秘密証書遺言

1. Probably a secret will.

Polite
Presumptive
Conjecture