Tatsuo Arai
Beijing Institute of Technology, The University of Osaka, Osaka University of Human Sciences, The University of Tokyo, National Institute of Advanced Industrial Science and Technology, Kyoto University, General Electric (Germany), University of Tsukuba, Rice University, National Institute of Biomedical Innovation, Health and Nutrition, Osaka Health Science University, University of Electro-Communications, Nagoya City University, Vanderbilt University, Mie University
Papers
175
Total Citations
2,430
H-Index
25
About
Tatsuo Arai is a pioneering robotics researcher whose work spans kinematic calibration, humanoid robotics, human-robot interaction, and cutting-edge microrobotics. His 1995 landmark paper on implicit loop methods for kinematic calibration — now with 171 citations — established a unified framework applicable to both serial and closed-chain robotic mechanisms, becoming foundational in precision robotics engineering. Arai has made substantial contributions to humanoid robot control, developing real-time mobile manipulation strategies that balance manipulability and stability, and advancing whole-body motion planning for dynamic pushing tasks. His innovative Integrated Limb Mechanism concept, embodied in robots like ASTERISK, elegantly merged locomotion and manipulation into unified limb structures, influencing the design of versatile multi-purpose robots. Equally notable is Arai's commitment to human-centered robotics — he pioneered virtual reality-based frameworks for evaluating human psychological responses to coexisting robots, and developed psychological scales for quantifying impressions of humanoids. More recently, his research has embraced the frontier of biomedical microrobotics, with influential work on magnetically driven soft continuum microrobots and DNA-based nanorobots, reflecting his remarkable capacity to evolve across decades of technological change. His cumulative body of work continues to shape both fundamental robotics theory and its real-world applications.
Research Focus
Key Achievements
Top Papers
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- 4Integrated Limb Mechanism Robot ASTERISK62 citations · 2006
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- 8Development of a psychological scale for general impressions of humanoid46 citations · 2012
- 9Recent Progress of Magnetically Actuated DNA Micro/Nanorobots45 citations · 2022
- 10Hexapod with integrated limb mechanism of leg and arm45 citations · 2002