(from ebookjapan):
Akira, mortally wounded, is reborn as a cyborg by Dr. Sarumaru, a scientist who has transplanted his brain into a gorilla's body. Together with Lori, a beautiful girl who has escaped from another world, the eccentric Dr. Sarumaru, robots, androids, and others, he forms a team of repairers (Group Repair = G-R) to solve the troubles caused by the invasion of another dimension.... The start of a SF adventure that could be called "another Cyborg 009," which was drawn at the same time as 009!