TOKYO (AP) — Japanese 15-year-old Minami Katsu became the youngest winner in the history of the Japan LPGA tour by shooting a 4-under 68 on Sunday to take out the Vantelin Ladies Open. The amateur had five birdies against a lone bogey at Kumamoto Airport Country Club to finish at 11-under 205, one stroke ahead of South Korean Lee Bo-mee. South Korean Kim Hyo-joo was the previous youngest winner in Japan when she captured the Suntory Ladies Open in 2012 at the age of 16. Katsu, a first-year student at Kagoshima High School, started the final round tied for second, one stroke behind Mami Fukuda who shot a 66 on Saturday to top the leaderboard.Read more on NewsOK.com