うすばかげろうじゃなかった
薄羽蜉蝣じゃなかった
usubakagerōjanakatta

Noun
Da Copula

The past negative form of うすばかげろう

1. Wasn't a thin feather mayfly.; Wasn't a delicate ephemeral being.

Past/Perfective
Negative
Usually Written in Kana