褄黒 つまぐろ おう横這 よこばいではありません
tsumaguroō yokobaidewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 褄黒大横這い

1. It is not a large, sprawling, black belly-crawl.; It is not a shameful, undignified sprawl.

Negative
Polite
Formal Register