歯科しか矯正きょうせいがくじゃなかったです
shika kyō seigakujanakattadesu

Noun
Desu Copula

The polite, past negative form of 歯科矯正学

1. Wasn't orthodontics.; Wasn't about orthodontic treatment.

Past/Perfective
Negative
Polite
Casual Register