わたるのみょうごにちじゃありません
弥の明後日じゃありません
wataruno myō gonichijārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of やのあさって

1. It is not the day after tomorrow.; It is not next week.

Negative
Polite
Terminal Form
Usually Written in Kana