Z-City Ghost Town

The Z-City Ghost Town (Z市ゴーストタウン, Zeddo Shi Gōsuto Taun) is an uninhabited neighborhood located on the east side of Z-City.

Overview
When cases of High-Level monsters appearing in the neighborhood increased all of a sudden in the last few years, all citizens supposedly moved in masses to the center. As a result, the whole neighborhood was deserted and now it's a ghost town, but with the critical infrastructure like electricity and and water supply intact.

Among the normal citizens of the Earth, it's supposed to be some abandoned ruins on the outskirts of Z-City.

Saitama's Apartment
Saitama's Apartment (サイタマのアパート, Saitama no apāto) is the primary residence of Saitama and Genos. The apartment is also a meeting spot for the Saitama Group.