15 May. 2017
Kosuke Sato, 25, a Ph.D. student in human informatics and an inventor of "Carry Otto", demonstrates in Tokyo, Japan, April 13, 2017. Sato said he wanted to create a sport anyone could enjoy regardless of age, gender or disability. "Carry Otto" is a motorised wheel device with reins that pull a rider seated on a dolly. Riders race each other. REUTERS/Kim Kyung-Hoon SEARCH "SUPERHUMAN SPORTS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.