孫太郎 まごたろう むしじゃなかったです
magotarōmushijanakattadesu

Noun
Desu Copula

The polite, past negative form of 孫太郎虫

1. Wasn't Suntaro-mushi.; Wasn't a Suntaro-mushi.

Past/Perfective
Negative
Polite
Casual Register