Kazuteru is my best friend.

Sailfin sandfish is a delicious fish, especially when fried.

I ate a sailfin sandfish for the first time.

This hatahata (sandfish) is very delicious.

Hatahata is a delicious fish.

The Pacific sandfish, or Ezohatahata, is a fish commonly seen in the seas of Hokkaido.

I ate Pacific sandfish for the first time.

He is doing special exercises to strengthen his genioglossus muscle.

What does this line mean?

What is that sound?