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Hiroshi Yoshinada is a pioneering researcher in robotics, with a primary focus on hydraulic actuation systems, construction robotics, and teleoperation technologies. His most influential work, "Seawater hydraulic actuator system for underwater manipulator" (1991, 33 citations), introduced a novel seawater-based hydraulic system for subsea robots, enabling significant miniaturization and efficiency in underwater manipulation. This foundational contribution has been widely recognized in the field of marine robotics. Yoshinada has since advanced into construction robotics, notably developing dual-arm construction robots with remote-control functions, as seen in his 2019 paper (18 citations). He was a key participant in Japan’s prestigious ImPACT Tough Robotics Challenge Program, where he led efforts to create robust, teleoperated construction machines capable of operating in hazardous environments. His 2015 work on 3DCG visualization for teleoperation (20 citations) further enhanced operator situational awareness by integrating environmental, operational, and task-related visuals. With over 85 total citations across his career, Yoshinada’s research has directly influenced the design of safer, more efficient robots for underwater exploration, disaster response, and heavy construction, making him a notable figure in applied robotics and human-robot interaction.