Flexible License Transfer System Using Mobile Terminal. - Masaki Inamura; Toshiaki Tanaka; Toshiyuki Fujisawa; Kazuto Ogawa; Takeshi Kimura (SECRYPT, 2006)

Anonymous Prepaid Content Viewing System with Mobile Terminal. - Toshiyuki Fujisawa; Kazuto Ogawa; Takeshi Kimura; Masaki Inamura; Toshiaki Tanaka (SECRYPT, 2007)

Anonymous handover mechanism for service mobility in heterogeneous wireless networks. - Toshiyuki Fujisawa; Masaki Inamura; Toshiaki Tanaka (WCNC, 2009)