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J-City (J市 J Shi) is a large seaside city situated on the Earth.

There are at least 15 heroes living in this city.[1]

Locations[edit | edit source]

Evacuation Shelter[edit | edit source]

The Evacuation Shelter is a public shelter located in J-City, built by the Hero Association for use in the event of an attack by high-level Mysterious Beings. Externally, it consists of a giant dome with circular windows lined around the top.

Smelly Lid Prison[edit | edit source]

Smelly Lid Prison is a high-security prison that holds some of the world's most dangerous criminals. It is located on a small island just off the coast of J-City.[2] The S-Class Hero, Puri-Puri Prisoner, is imprisoned in this facility and regularly breaks out to do hero work.

Junkyard[edit | edit source]

There is also a Junkyard located on the same island as the prison, which is where the monster TV Junkyard Monster was created.

Inhabitants[edit | edit source]

Heroes[edit | edit source]

Number of Heroes by Class:[1][3]

  • S-Class: 1
  • A-Class: 1
  • B-Class: 3
  • C-Class: 11

Known[edit | edit source]

Monsters[edit | edit source]

Plot[edit | edit source]

Hero Association Saga[edit | edit source]

Sea Monster Arc[edit | edit source]

J-City is invaded by the Seafolk. The A-Class hero Stinger is able to fend most of them off until the Sea King arrives.[4] The Sea King rampages through the city, causing chaos and defeating the heroes Lightning Max, Puri-Puri Prisoner, Bunbun Man, All Back-Man, Jet Nice Guy, Sneck, Mumen Rider, and Genos. Before finally being stopped by Saitama.[5]

References[edit | edit source]

  1. 1.0 1.1 One-Punch Man Anime; Episode 14
  2. One-Punch Man OVA; Puri-Puri Prisoner and the Jailbreaking Prisoners
  3. One-Punch Man OVA; Puri-Puri Prisoner and the Jailbreaking Prisoners
  4. One-Punch Man Manga; Chapter 23, page 23
  5. One-Punch Man Manga; Chapter 27, page 6

Navigation[edit | edit source]

Cities A-CityB-CityC-CityD-CityE-CityF-CityG-CityH-CityI-CityJ-CityK-CityL-CityM-CityN-CityO-CityP-CityQ-CityR-CityS-CityT-CityU-CityV-CityW-CityX-CityY-CityZ-City
Locations Bang's DojoCafe & Restaurant TogusCrappy Apartment BuildingFinal Training GroundHero Association HospitalHouse of Takoyaki 🐙King's ApartmentKuseno's LaboratoryMonster Association HeadquartersMoonMouse SushiNinja VillagePhoenix SpaceSaitama's ApartmentSmelly Lid PrisonZ Police StationZ-City Ghost Town
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