Cyber Applications for Next Societies. - Jun Murai; Yasuo Hibata; Kenji Kumasaka; Akira Maeda; Hajime Ohiwa; Nobuo Saito; Hiroshi Shimizu (SAINT Workshops, 2004)

Comparative Analysis of the People's Character of Japanese Prefectures Based on SNS. - Yuka Yamazaki; Kenji Kumasaka (ACIS-ICIS, 2010)