Dark Spider

Dark Spider (ヤミクモ) (13-48): A small spider demon Yamimaru keeps with him at all times. It is invaluable to him considering it kept him safe from harm during his 20,000 years of traveling and gathering information and power. It can make weapons out of its webs for Yamimaru it also provided him with the material to make his shirt to make him appear and sense human and transform into his demon form. It turned into the Dark Spider Bōma (ヤミクモボーマ) by Yamimaru and Kirka to help save him. Its main function for most all the series till Yamimaru became temporary leader of the Violent Demons was to enlarge monsters after they are defeated.