Multiple artists use the name DOCO. 1) DoCo is the name of the group formed by actresses that voiced characters in the Japanese anime series "Ranma 1/2". The voices of Ranma (girl type), Akane, Nabiki, Kasumi, and Shampoo did some songs for the show that were eventually turned into full length songs, some of which had short animated music videos made (staring characters from the show). The 5 real life singers Hayashibara Megumi, Hidaka Noriko, Takayama Minami, Inoue Kikuko...

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