Virtual Sand Box: Development of an Application of Virtual Environments for Clinical Medicine. - Ryugo Kijima; Kimiko Shirakawa; Michitaka Hirose; Kenji Nihei (Presence Teleoperators Virtual Environ., 1994)

Ergonomic evaluation of portable videogame software. - Ryo Kato; Takashi Kawai; Hanae Ikeshita; Kenji Nihei; Tadashi Sato; Hitoshi Yamagata; Hirofumi Tashiro; Takashi Yamazaki (DiGRA Conference, 2007)

Survey on motion sickness-like symptoms provoked by viewing a video movie during junior high school class. - Hiroyasu Ujike; Kazuhiko Ukai; Kenji Nihei (Displays, 2008)