The series takes place in the year 2021 and Earth is targeted by invaders. Two men has confronted said invader, who secretly plans to invade the 3D world. Yokohama is the center of this transcendental buddy action series.
Mirrorman 2D is set to begin its serialization on July 30th via Tsuburaya Imagination as part of its Ultra subscription tier, and also via Comiplex, Heroes magazine's online manga distribution site.
[Masato Hisa's credit sources via Wikipedia JP]