社会 しゃかい じん野球 やきゅうではありませんでした
shakaijin yakyūdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 社会人野球

1. Was not a social adult baseball player.; Was not involved in adult baseball leagues.

Past/Perfective
Negative
Polite
Formal Register