The MSJ-OP122 Demi Garrison is a mobile suit appearing in the G-Witch anime. It is a mobile suit from Burion's Demi series, specialized in combat. Manufactured by Burion. It is used by the Front Management Company as a mobile security suit for the various fronts.
The kit features various equipment including a bazooka type weapon, 2 beam rifles, and a pair of beam vulcan weapon replacement parts for its arms. It also features a set of missile launchers for its backpack.