Nitroburg.

Nitroburg is a fictional city from the United States. Sometimes it has been under attack by a lot of villains. Shiro, Felicia, Randall, Cat Bunnicula, Chester, Harold, Eddie Stuart, King Louie, Aka, Slasher Kabuki, Kagemaru, Fayslis, Roy, Lon, Kimiko Cat, Akane, and other people live in this city.