Home favorite Akane Yamaguchi clinched her fourth Japan Open badminton title Sunday with a 21-11, 21-10 victory over Thailand's Busanan Ongbamrungphan in the women's singles final at Yokohama Arena.The 27-year-old Yamaguchi was in control from the outset and never looked under threat as she cruised to the championship in straight games."I was able to play in a fun and relaxed manner and the results somehow flowed from there," Yamaguchi said."Even if I say so myself, I think it's amazing to have won this same tournament a fourth time."The two-time world champion, who fell short of the podium…READ FULL ARTICLE