Japan's Naoko Fujioka successfully defended her WBA women's flyweight title on Friday night, beating Mexico's Irma Sanchez in a unanimous decision.The fight at Korakuen Hall was 43-year-old Fujioka's first defense of the belt she won by beating Mexico's Isabel Millan by technical knockout in March 2017."I feel like I have room to improve instead of feeling I'm weakening at this age," Fujioka said. "I want to keep boxing so I can be a role model to the younger generation."Fujioka improved to 18-2 with seven knockouts, while the 30-year-old Sanchez fell to 30-8 with one draw.In December, Fuji…READ FULL ARTICLE