Education
Waseda University.
長塚京子
Waseda University.
She reached her career-high ranking of Number. 28 in the world on August 14, 1995. In doubles, she reached as high as Number.
31 on June 19, 1995.
She reached the fourth round of a Grand Slam twice in singles: at the 1995 Australian Open, where she beat a young Martina Hingis and Amy Frazier, and that same year at the French Open. Since her retirement, she has briefly worked with Akiko Morigami.
She won the 12 and under junior championships of Japan in 1986, and the under 16 in 1989. Nagatsuka reached three singles finals on the Women's Tennis Association Tour, but failed to win the title in any of them. She did, however, win two doubles titles as well as achieving a further three runners-up in doubles competition.