Digital sports using the "Bouncing Star" rubber ball comprising IR and full-color LEDs and an acceleration sensor. - Osamu Izuta; Jun Nakamura; Toshiki Sato; Sachiko Kodama; Hideki Koike; Kentaro Fukuchi; Kaoru Shibasaki; Haruko Mamiya (SIGGRAPH New Tech Demos, 2008)

Bouncing Star project: design and development of augmented sports application using a ball including electronic and wireless modules. - Osamu Izuta; Toshiki Sato; Sachiko Kodama; Hideki Koike (AH, 2010)