腕白 わんぱく横綱 よこずなじゃなかったです
wampakuyo kozuna ja nakattadesu

Noun
Desu Copula

The polite, past negative form of 腕白横綱

1. Wasn't a mischievous sumo champion.; Wasn't the champion of mischief.

Past/Perfective
Negative
Polite
Casual Register
Sumo