おねしょうでわありませんでした
お寝小ではありませんでした
oneshōdewa arimasendeshita

Noun
Desu Copula

The polite, past negative form of おねしょ

1. Was not sleepy.; Was not in a state of wanting to sleep.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana