Japanese professional shogi player Sota Fujii became the youngest champion of an official tournament on Saturday, at 15 years and 6 months.Fujii's victory over Akihito Hirose, a 31-year-old eighth-dan player and Osho title holder in the final match, made him the first junior high school student to climb to sixth dan."It gives me confidence that I've achieved something big," Fujii said after his final match in the Asahi Cup tournament in Tokyo. "I want to work even harder after the victory."Earlier in the day in a semifinal match, Fujii defeated Yoshiharu Habu, 47-year-old holder of one of t…READ FULL ARTICLE