Alternative Name: 鋼殻のレギオス MISSING MAIL;鋼殻(こうかく)のレギオス MISSING MAIL;Koukaku no Regios: Missing Mail

Genre(s): Action Adventure Fantasy Harem Martial Arts School Life Supernatural

Demographic: Shounen

Summary:
In this school fantasy story set in the distant future, creatures contaminated by pollution have overtaken the land, forcing humanity to live in isol... MORE In this school fantasy story set in the distant future, creatures contaminated by pollution have overtaken the land, forcing humanity to live in isolated mobile cities called Regios. One such city named Czerni is a self-contained school in which freshman Reifon Aruseifu has just enrolled. Reifon reluctantly joins the 17th Martial Arts Studies Unit led by the third-year student Nina Antōku and embarks on a series of adventures. This version recounts a slightly different version of Reifon's story. HIDE