Nasa Hataoka carded a 5-under-par 67 to sit one shot off the lead, while fellow Japanese Ai Miyazato, who will retire from golf this month, made a 3-under 69 in Thursday's first round of the Portland Classic.South Korea's Chun In Gee had seven birdies against a single bogey to lead the LPGA Tour event at the Columbia Edgewater Country Club.Hataoka's eight birdies and three bogies left her in a tie for second with two-time defending champion Brooke Henderson of Canada and four others. Hataoka, who started her round from No. 10, found her rhythm when she carded three birdies in a row from No.…READ FULL ARTICLE