Former Fuji Television announcer Daiki Tanaka Clippings from the Athlete Channel (Aschan), especially videos related to professional baseball. Former Seibu Lions member G.G. Sato and Trackman baseball manager Mr. Hoshikawa will be guests as guests to explain in detail how Otani and Darvish use the Trackman system. Here is the link to the original video, so if you are interested, please watch it as well.・Person’s channel https://www.youtube.com/c/TDAthleteChannel ・Original video Otani! Dal! is different here! Throwing check method of threat! https://www.youtube.com/watch?v=-wbEvjuMyhA
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