Satoru Shirata

Tohoku University, Tokyo University of Science

Papers

Total Citations

101

H-Index

About

Satoru Shirata is a pioneering roboticist whose work has fundamentally advanced the design of lightweight, human-sized bipedal humanoid robots. His primary research focuses on mechanical design innovation, gravity compensation, and human-robot interaction, with a particular emphasis on creating accessible research platforms. Shirata’s most significant contribution is the development of the Saika series of humanoid robots, beginning with the self-sustaining Saika-3 (2002, 43 citations), which integrated a PC, batteries, and wireless communication into a fully autonomous bipedal platform. He further refined this concept with the Saika-4 (2005, 23 citations), achieving a remarkable reduction in weight and cost while maintaining human-like dimensions. A key technical achievement is his work on gravity compensation mechanisms (2007, 30 citations), which addressed the fundamental limitation of motor performance in human-sized robots, enabling more efficient and capable locomotion. Demonstrating his interdisciplinary approach, Shirata also explored nonverbal communication through a mouth robot capable of forming Japanese vowel lip configurations (2002, 5 citations). His work has provided the robotics community with practical, cost-effective platforms for intelligent robotics research, establishing a foundation for accessible humanoid development.