Scheme overcoming incompatibility of privacy and utilization of personal data. - Shigeo Tsujii; Kohtaro Tadaki; Ryou Fujita; Hiroshi Yamaguchi; Masahito Gotaishi; Yukiyasu Tsunoo; Takahiko Syouji; Norihisa Doi (ISITA, 2012)

Privacy Preserving Data Processing with Collaboration of Homomorphic Cryptosystems. - Shigeo Tsujii; Hiroshi Doi; Ryou Fujita; Masahito Gotaishi; Yukiyasu Tsunoo; Takahiko Syouji (Financial Cryptography Workshops, 2013)