Kazuo MATSUUCHI

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About

Kazuo Matsuuchi is a leading figure in the biomechanics of swimming, whose research bridges fluid dynamics and robotics to unravel the secrets of human propulsion in water. His work focuses on the unsteady hydrodynamic forces generated during swimming strokes, particularly the crawl stroke, and how these forces can be replicated and studied through robotic systems. Matsuuchi’s major contributions include the development of robotic arms and hands that mimic human swimming motions, allowing for precise measurement of lift, drag, and vortical flow fields that are nearly impossible to capture from live swimmers. His most cited paper, "Unsteady hydrodynamic forces acting on a robotic arm and its application to the crawl stroke" (2014, 47 citations), along with its companion study on the robotic hand (2013, 32 citations), have provided foundational data for understanding how hand and arm kinematics influence propulsive efficiency. By quantifying the role of unsteady effects—such as vortex generation and shedding—Matsuuchi has helped coaches and engineers design more effective training techniques and assistive devices. His work stands as a testament to the power of interdisciplinary research, offering swimmers and roboticists alike a deeper understanding of the complex dance between body and water.