HANGZHOU, China—Judoka Shugen Nakano was shown the door by Japanese Ryoma Tanaka in the men’s -66kg round of 16 on Sunday in the 19th Asian Games at the Xiaoshan Linpu Gymnasium here. The 26-year-old Southeast Asian Games gold medalist fell prey to the more assertive and fourth-ranked Tanaka, who completed his mastery of Nakano in