shu-tP or Shuichi Tanaka is one of the senior Vocaloid masters. He has used MEIKO since he began producing. He also came up with the name "Kaito", leading people to refer to him as the "godfather" of KAITO. He is one of the leading MEIKO users and he has a very good reputation. He is also a producer known for his original English Vocaloid works, his songs such as "Night of the Magic" and "Existence" are his most famous of these works. He also produced the demo songs for the English based Vocaloids that were later sold via ecapsule.
He has a channel of his own in YouTube, but there are less uploaded works there than on NicoNicoDouga.
He has earned the title "Legendary MEIKO Master" for MEIKO's smooth tuning in many of his works, such as "Change Me" and "Various Feelings"