とちようにんじんじゃありませんでした
栃葉人参じゃありませんでした
tochiyō ninjinjārimasendeshita

Noun
Desu Copula

The polite, past negative form of とちばにんじん

1. Was not/weren't ginseng.; Was not/weren't a Tochigi ginseng person.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana