D-City

D-City (D市, D Shi) is a large city within the world of OnePunch-Man. This city was briefly seen when The Brain and Brawn Brothers demolished some buildings and eventually the whole metropolis. The hero in charge of the city is Lightning Genji, A-Class.

Superheroes

 * Lightning Genji

Villains

 * Fukegao (Deceased)

Monsters

 * Marugori (Deceased)
 * Maiko Plasma
 * Electric Catfish Man

Saitama Introduction Arc
The city is ravaged by Beefcake before he is stopped by Saitama.

Rumored Monster Arc
Lightning Genji states the city is still being repaired after beefcake's attack.

Monster Raid Arc
Maiko Plasma and Electric Catfish Man attack Lightning Genji.