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About

S. Wakabayashi is a prominent space robotics researcher whose career spans three decades of groundbreaking contributions to teleoperation systems, orbital servicing, and planetary exploration robotics. Working primarily within Japan's space research community, including significant involvement with JAXA, Wakabayashi has made lasting contributions to some of the most technically demanding challenges in space engineering. His most influential work centers on force-reflecting teleoperation for space robots, particularly addressing the critical problem of time-delayed remote control — earning 74 citations for a landmark 2002 study that advanced Earth-based control of orbital robots despite 5–7 second signal delays. Early experiments aboard Japan's Engineering Test Satellite-7 (ETS-7) demonstrated practical on-orbit truss construction through teleoperation, establishing foundational techniques still referenced today. Wakabayashi also pioneered mechanical impulse methods for capturing uncontrollable, tumbling satellites — a crucial capability for space debris removal — garnering 33 citations. His later research shifted toward lunar surface mobility, developing crawler and skid-steering rover systems designed to navigate challenging regolith terrain, with modeling and localization work attracting 22 citations. Collectively, his portfolio reflects a researcher who has consistently bridged theoretical innovation with real-world spaceflight applications, shaping both orbital servicing and planetary exploration robotics.