必勝 ひっしょう不敗 ふはいじゃありませんでした
hisshōfuhaijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 必勝不敗

1. Was not certain victory, certain defeat.; Was not always winning, never losing.

Past/Perfective
Negative
Polite
Terminal Form