3D model of tachikoma from Ghost in the Shell. A Tachikoma (タチコマ) is an AI walker/roller tank in the Ghost in the Shell universe, appearing only in the Ghost in the Shell: Stand Alone Complex sub-universe. They are best described as a spider type multi leg/multi ped combat vehicle equipped with artificial intelligence, possessing the ability to act as both personnel transport units and mobile weapons platforms. Section 9 possesses 9 of these think tanks.