B-City

B-City (B市 B Shi) is a large city situated on the Earth. This city was briefly seen when the Brain and Brawn Brothers headed there in their quest to rule the world.

There are atleast 12 heroes living in this city.

Heroes
Number of Heroes by Class:
 * A-Class: 1
 * B-Class: 3
 * C-Class: 8

Saitama Introduction Arc
The Brain and Brawn Brothers visit B-City in their quest to rule the world. Before being able to destroy the city, they are defeated by Saitama, but the latter's punch sends the giant falling on the city, demolishing it in his fall.

Rumored Monster Arc
The Hero association executives mention the city being destroyed in Marugori's attack.

Navigation
Ville B