Sayaka Koumura (JPN)
Country: Japan, Born March 12, 1993 (20 years old), Category: Junior, Girls
Tournaments played in 2010
See detailed tennis results of Sayaka Koumura| Sep 06 | $25K | [Q] | $25,000 Noto, Noto(JPN) |
| Aug 02 | $10K | [Q] | $10,000 Niigata, Niigata(JPN) |











