日常 にちじょう茶飯 さはん ことじゃありませんでした
nichijōsahan kotojārimasendeshita

Noun
Desu Copula

The polite, past negative form of 日常茶飯事

1. It wasn't a daily occurrence.; It wasn't commonplace.; It wasn't routine.

Past/Perfective
Negative
Polite
Terminal Form