Maji (蠱, Maji) is a demon from another world which was sealed within the Land of Runes. Split from the demon Mōryō, Maji's intent was to create a one thousand year kingdom through the Grass Runes, mysterious symbols which granted all living creatures within the country immortality. However, it was sealed away by the Matsuki Clan.
Maji was a demonic creature born from the demon Mōryō. It's goal was to create a one thousand year kingdom (千年王国, Sennen Ōkoku) alongside Mōryō and other demons. Arriving in the Land of Runes, Maji created the Grass Runes, which would give all creatures within the land long-lasting life. However, the natives of the country, the Matsuki Clan, would band together to seal away the demon within the land. Before being sealed away, Maji would taint it's sealers with demonic power, transforming them into partial demons as a curse.