行軍 こうぐん将棋 しょうぎじゃなかったです
kōgunshōgijanakattadesu

Noun
Desu Copula

The polite, past negative form of 行軍将棋

1. Wasn't shogi on the march.; Wasn't military shogi.

Past/Perfective
Negative
Polite
Casual Register