HotStepJunk: Sonic Visualization using Footsteps. - Seiichiro Matsumura; Chuichi Arakawa (NIME, 2005)

Sound Rose: Creating Music and Images with a Touch Table. - Alain Crevoisier; Cédric Bornand; Arnaud Guichard; Seiichiro Matsumura; Chuichi Arakawa (NIME, 2006)

"Dip in the Wave": interactive sound installation controlled by the rope. - Seiichiro Matsumura (Advances in Computer Entertainment Technology, 2008)

POWDER BOX: An Interactive Device with Sensor Based Replaceable Interface For Musical Session. - Yoshihito Nakanishi; Seiichiro Matsumura; Chuichi Arakawa (NIME, 2013)

B.O.M.B. - Beat Of Magic Box -: Stand-Alone Synthesizer Using Wireless Synchronization System For Musical Session and Performance. - Yoshihito Nakanishi; Seiichiro Matsumura; Chuichi Arakawa (NIME, 2014)

Powder box: an interactive synthesizer with sensor based replaceable interface. - Yoshihito Nakanishi; Seiichiro Matsumura; Chuichi Arakawa (VRIC, 2014)