参加 さんか希望 きぼう しゃじゃなかったです
sankaki bōshajanakattadesu

Noun
Desu Copula

The polite, past negative form of 参加希望者

1. Wasn't interested in participating.; Didn't want to participate.; Wasn't a participant.

Past/Perfective
Negative
Polite
Casual Register