PocoPoco: a tangible device that allows users to play dynamic tactile interaction. - Takaharu Kanai; Yuya Kikukawa; Tatsuhiko Suzuki; Tetsuaki Baba; Kumiko Kushiyama (SIGGRAPH Emerging Technologies, 2011)

PocoPoco: A Kinetic Musical Interface With Electro-Magnetic Levitation Units. - Yuya Kikukawa; Takaharu Kanai; Tatsuhiko Suzuki; Toshiki Yoshiike; Tetsuaki Baba; Kumiko Kushiyama (NIME, 2012)