NeoBrain is an up-and-coming robo research and manufacturing company first mentioned in Custom Robo Arena. As one of the biggest robo corporations, they created the Ray Mk III. With NeoBrain technology, Kindjal and Scythe created Hadron. NeoBrain also made the Robo Cup possible once, and the second time with the help of Lambda Ltd. Their sales are rapidly growing, but their savage and competitive business practices create a "PR nightmare."