Demo: Implementation of Information-Provision Service with Smart Phone and Field Trial in Shopping Area. - Michiharu Takemoto; Yuki Yokohata; Tetsuro Tokunaga; Makoto Hamada; Toshirou Nakamura (MobiQuitous, 2007)

Evaluation of Social Capital in Context-Aware Content-Provision Service. - Yuki Yokohata; Michiharu Takemoto; Makoto Hamada; Toshirou Nakamura (SAINT, 2008)

Field trial evaluation of a location-aware social capital service. - Yuuichi Teranishi; Yuki Yokohata; Shinji Shimojo; Michiharu Takemoto; Makoto Hamada; Keita Kumamaru; Toshirou Nakamura (ISADS, 2009)