Kaiko's current design is reminiscent to that of Kaito, a Vocaloid series 1 developed and distributed by Crypton Future Media. There are two popular portrayals, the first was in February 2008, Kaiko's attire is similar to the costumes seen in the video game iDOLM@STER, a dress worn by the character Kisaragi Chihaya, this costume is called ...