Based in Tokyo, Devilrobots is a creative unit established in 1997 by Shinichiro Kitai (Art Director), Kenji Saito (Creative Director) and Seikou Kato; Yoshizo Yoshimura (Creative Director) and Takeshi Ikegami (Designer) joined Devilrobots when it became a limited company in 2000. This group of designers is known for specializing in creating graphics, characters, illustrations, moving images, web sites and music, and planning, designing and producing apparel and goods.

Their main character "To-Fu Oyako" got to be widely known by the public in 2002; IdN magazine now carries a serial comic of "To-Fu Oyako". They are also well known for their character "Evirob", which was developed in the summer of 2001; fashion magazine "Get On!" began running a serial comic of Evirob in 2002. Their characters can be seen as toys with many design companies including Medicom, Cubeworks and AdFunture.