義理 ぎりのお にいさんじゃなかったです
girino oniisanjanakattadesu

Noun
Desu Copula

The polite, past negative form of 義理のお兄さん

1. Wasn't my (step)brother-in-law.; Wasn't a friend/acquaintance I felt obligated to.

Past/Perfective
Negative
Polite
Casual Register