| 2011 | HCI | Investigation of Users' Reactions toward Various Kinds of Artificial Agents: Comparison of an Robotic Agent with an On-screen Agent. | Takanori Komatsu, Yuuki Seki, Ryohei Sasama, Tomoharu Yamaguchi, Keiji Yamada |
| 2011 | HCI | Interaction Design of Encouraging Daily Healthcare Habit with Communication Robots. | Jun'ichi Osada, Tomoharu Yamaguchi, Ryohei Sasama, Keiji Yamada |
| 2011 | HCI | An Experiment for Motivating Elderly People with Robot Guided Interaction. | Ryohei Sasama, Tomoharu Yamaguchi, Keiji Yamada |
| 2011 | HCI | Encouraging Daily Healthcare Habit with Communication Robots. | Tomoharu Yamaguchi, Ryohei Sasama, Jun'ichi Osada, Keiji Yamada |
| 2009 | HCI | A Robotic Introducer Agent Based on Adaptive Embodied Entrainment Control. | Mutsuo Sano, Kenzaburo Miyawaki, Ryohei Sasama, Tomoharu Yamaguchi, Keiji Yamada |
| 2009 | SMC | Adaptive Embodied Entrainment Control and Interaction Design of the First Meeting Introducer Robot. | Kenzaburo Miyawaki, Mutsuo Sano, Ryohei Sasama, Tomoharu Yamaguchi, Keiji Yamada |
| 1997 | CHI | WebStage: An Active Media Enhanced World Wide Web Browser. | Tomoharu Yamaguchi, Itaru Hosomi, Toshiaki Miyashita |