A Taxonomy of Spam and a Protection Method for Enterprise Networks. - Tohru Asami; Takahiro Kikuchi; Kenji Rikitake; Hiroshi Nagata; Tatsuaki Hamai; Yoshinori Hatori (ICOIN (2), 2002)

Theoretical study on the intermodulation interference between wide-band mobile radio systems and narrow-band mobile radio systems. - Isao Nakazawa; Yoshiaki Kobayashi; Ryoichi Shimada; Toshikazu Youkai; Tatsuaki Hamai; Kaoru Murakami; Hiroyo Ogawa (WCNC, 2004)

ITU-T recommendations on peer-to-peer (P2P) network security. - Tatsuaki Hamai; Masahiro Fujii; Yu Watanabe (ISADS, 2009)

Mobile Timeline EMR System - Support System for Doctors' Cognition/Analysis. - Keisuke Ogawa; Kazunori Matsumoto; Masayuki Hashimoto; Tatsuaki Hamai; Yoshiaki Kondo (HEALTHINF, 2011)

Mobile TimeLine - Mobile Charting System that Provides a Graphical Summary of a Patient's Medical Record. - Keisuke Ogawa; Kazunori Matsumoto; Masayuki Hashimoto; Tatsuaki Hamai; Akiko Shibuya; Yoshiaki Kondo (HEALTHINF, 2012)