Search Results - "Umegaki, Koji"

Biomechanics of increased spin velocity of flying discs during forehand throws by skilled and unskilled throwers by Sasakawa, Kei, Umegaki, Koji, Sakurai, Shinji

“…We aimed to assess the relationship between throwing distance and kinematic release parameters of the flying disc in unskilled throwers, and to assess the…”
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Development of a System to Measure Radius of Curvature and Speed of Hammer Head during Turns in Hammer Throw by MUROFUSHI, Koji, Sakurai, Shinji, Umegaki, Koji, Kobayashi, Kazutoshi

“…The aim of this study was to compare the radius of curvature and the estimated head speed as measured by sensors attached to a hammer with those calculated by…”
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Hammer acceleration due to thrower and hammer movement patterns by Murofushi, Koji, Sakurai, Shinji, Umegaki, Koji, Takamatsu, Junji

“…Ground reaction force and wire tensile force were measured during test throws by three hammer throwers: the Asian record holder, who had a personal best of…”
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