てぃうぶいゲームじゃなかったです
TVゲームじゃなかったです
tiubui gēmujanakattadesu

Noun
Desu Copula

The polite, past negative form of テレビゲーム

1. Wasn't playing a TV game.; Didn't play a TV game.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana