GHQ was created by the UN to control Japan during and after Lost Christmas. Their headquarters, Zone 24, is based in a mega-structure, built on the reclaimed land off Tokyo bay and can be seen as a symbol of Japan after the event of "Lost Christmas".
A special quarantine unit, also feared as the "white clothes" by the residents of the fort, is also based in Zone 24, where Keido Shuichiro serves as the chief.
- Sefira Genomics
A multinational pharmaceutical company based in Zone 24, responsible for the basic research of the apocalypse virus and its vaccine production. Ouma Haruka works as a senior researcher here.