【Kudo】A 58-year-old man’s challenge: The black belt exam in December 2020

December 13, 2020. The black belt examination of Kudo Daido-Juku. I, Watanabe Shinji, 58 years old, volunteered and participated in it as an exam taker’s opponent. (This video has been posted with permission from the Kudo Daido-Juku Headquarters.)