Career
She is a former top-20 player in doubles. Miyagi played at all the grand slams in both singles and doubles – the Australian Open, French Open, Wimbledon and the United States Open. 8 Lindsay Davenport and also scored wins over many top 20 ranked players, including Martina Hingis.
Her highest ranking in singles was 51, which she reached in February 1995.
She had a more successful doubles career, reaching a career-high ranking of 12 in 1997, winning 10 Women's Tennis Association tour-level titles and an additional 31 on the International Tennis Federation circuit. Singles: 1 (0–1)
Doubles: 21 (10–11).