鞍掛 くらかけ もん かくではありません
kurakake mon kakudewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 鞍掛紋殻

1. It is not a saddle-patterned carapace.; It is not a carapace with a saddle-like pattern.

Negative
Polite
Formal Register