こうしかげろうじゃなかった
紅糸蜻蛉じゃなかった
kōshikagerōjanakatta

Noun
Da Copula

The past negative form of べにいととんぼ

1. Wasn't a red dragonfly.; Wasn't the red thread dragonfly.

Past/Perfective
Negative
Usually Written in Kana