Takuma Yamamoto
Takuma Yamamoto is a Japanese 2A (looping) competitor. He won the 2A division at the World Yo-Yo Contest in 2008, 2013, 2014 and 2019, making him a four-time World Champion. He placed fourth in 2011, second in 2012 and 2018, and third in 2015, 2016 and 2017. Retailer copy credits him as a development partner on two looping yo-yos: the sOMEThING LP, made with Tomoyuki Kaneko, and the C3yoyodesign Initiator, which C3 says came from more than a year of development and testing with him and a team of champions from Hong Kong and Japan.