熱水ねっすい噴出ふんしゅつこうじゃないです
ne' suifun shu tsukōjanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 熱水噴出孔

1. It's not a hot spring vent.; It isn't a hot water spouting hole.

Negative
Polite
Casual Register