Japan's Yuma Kagiyama and Mai Mihara both won championships at the Asian Open Trophy on Friday, with Kagiyama maintaining his overnight lead in the men's free skate, while Mihara overtook compatriot Kaori Sakamoto in the women's.The 18-year-old world silver medalist Kagiyama scored 179.98 on Friday for a 277.78 total. Japanese 17-year-old Shun Sato was second overall with 256.16 points after finishing second in both the short program and free skate.Kagiyama said that despite the win, his program was full of things that needed fixing."If you look at it comprehensively, there were a lot of is…READ FULL ARTICLE