Gyoverly Hills

Gyoverly Hills (ギョバリーヒルズ) is one of the wealthier towns on Fishman Island. In the Viz Manga and FUNimation subs, it's called Fishverly Hills.

Pappug's Mansion
Pappug lives in a mansion in Gyoverly Hills due to his wealth and fame from designing the Criminal clothing line. On the exterior, it looks like a giant seashell. It has a Criminal clothing store on the first floor. The prices of these clothes are apparently very high. According to a store clerk, 10,000 is below half of the original price. Keimiusually travels there to bring Pappug orient clams.

Trivia

 * Gyoverly Hills is a portmanteau of the Japanese word for fish, gyo (魚) and Beverly Hills.