ざがしらむしでわありませんでした
座頭虫ではありませんでした
zaga shiramushidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of ざとうむし

1. Was not a loafer.; Was not idle.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana