信書 しんしょ開披 かいひ ざいじゃないです
shinshokaihizaijanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 信書開披罪

1. Not a crime to open and read another's letter.; Not guilty of opening and reading someone else's mail.

Negative
Polite
Casual Register
Law