Masaaki Kawata, Katsuhiko Ogawa: InfoScape: A Browser for User Behavior-based Information Retrieval System, HCI International 2009, 2009-7.
Misa Tsuchihashi, Katsuhiko Ogawa: A Study on the Interface for Viewing the Information Menu of a Town from Intersections Using a Digital Compass, HCI International 2009, 2009-7.
Kota Hidaka, Go Irie, Takashi Satou, Yukinobu Taniguchi, Shinya Nakajima, Katsuhiko Ogawa: Impression evaluation of skimmed CGV contents by "Choco-Para" based on emphasized speech extraction, AHFE International 2008, 2008-7.
Akio Shinohara, Junji Tomita, Tamio Kihara, Shinya Nakajima, Katsuhiko Ogawa: A Huge Screen Interactive Public Media System: Mirai-Tube, HCI International 2007, 2007-7.
Shigeyoshi Iizuka, Yusuke Goto, Katsuhiko Ogawa: A Study of Personal Space in Communicating Information, HCI International 2007, 2007-7.
Kota Hidaka, Naoya Miyashita, Masaru Fujikawa, Masahiro Yuguchi, Takashi Satou, Katsuhiko Ogawa: A Video Digest and Delivery System: "ChocoParaTV", HCI International 2007, 2007-7.
Shigeyoshi Iizuka, Katsuhiko Ogawa, Shinya Nakajima: Factors Affecting User Reassurance When Handling Information in a Public Work Environment, International Journal of Human-Computer Interaction, Lawrence Erlbaum, Vo.23, No.1-2, pp.163-183, 2007.
Masahiro Watanabe, Aya Okano, Yoko Asano, Katsuhiko Ogawa: VoiceBlog: Universally Designed Voice Browser, International Journal of Human-Computer Interaction, Lawrence Erlbaum, Vo.23, No.1-2, pp.95-113, 2007.