社会 しゃかい じん野球 やきゅうじゃなかったです
shakaijin yakyūjanakattadesu

Noun
Desu Copula

The polite, past negative form of 社会人野球

1. Wasn't a social adult baseball player.; Wasn't playing in adult baseball leagues.

Past/Perfective
Negative
Polite
Casual Register