Name: Ayumi Oka
Country: Japan
Birthdate: 13.03.86, 38 years
WTA ranking: 715
TOP ranking's position: 297 (15.06.09, 15200 points)
Points: 27
Prize money: 67407 $
Matches total: 221
Win: 108
%: 48.87 %
Country: Japan
Birthdate: 13.03.86, 38 years
WTA ranking: 715
TOP ranking's position: 297 (15.06.09, 15200 points)
Points: 27
Prize money: 67407 $
Matches total: 221
Win: 108
%: 48.87 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2012 | 7/5 | 7/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2011 | 21/19 | 11/9 | 0/0 | 0/0 | 10/9 | 0/1 | 0/0 |
| 2010 | 14/17 | 3/6 | 3/1 | 0/0 | 8/10 | 0/0 | 0/0 |
| 2009 | 21/19 | 3/8 | 1/1 | 0/0 | 17/10 | 0/0 | 0/0 |
| 2008 | 16/16 | 4/3 | 4/2 | 2/2 | 6/9 | 0/0 | 0/0 |
| 2007 | 19/13 | 6/5 | 1/1 | 0/0 | 12/7 | 0/0 | 0/0 |
| 2006 | 7/13 | 2/6 | 0/1 | 0/0 | 5/6 | 0/0 | 0/0 |
| 2005 | 3/11 | 1/6 | 0/1 | 0/0 | 2/4 | 0/0 | 0/0 |
| TOTAL | 108/113 | 37/48 | 9/7 | 2/2 | 60/55 | 0/1 | 0/0 |
| perc. % | 48.87 % | 43.53 % | 56.25 % | 50 % | 52.17 % | 0 % | 0 % |
Ayumi Oka / scheduled / last
| no matches found |
Ayumi Oka form
Ayumi Oka / last 50 matches
| 26.03.12 | 1st round | Yumi Nakano | Ayumi Oka | 6-73, 6-3, 6-4 |  | match details |  Nishi Tama | Hard |
| 19.03.12 | 1st round | Ayumi Oka | Yumi Miyazaki | 3-6, 6-4, 6-2 |  | match details | Kofu | Hard |
| 19.03.12 | 2nd round | Ayumi Oka | Ting-Fei Juan | 6-3, 5-7, 6-4 | | match details | ||
| 19.03.12 | 1/4 | Hiroko Kuwata | Ayumi Oka | 4-6, 7-5, 6-3 | | match details | ||
| 13.02.12 | q 2 | Nicola Geuer | Ayumi Oka | 6-1, 6-0 | | match details |  Sydney | Hard |
| 13.02.12 | q 1 | Ayumi Oka | Athena Nathalia | 3-6, 7-5, 6-3 | | match details | ||
| 06.02.12 | q 1 | Ayumi Oka | Hene Demiri | 6-0, 6-0 | | match details | Launceston | Hard |
| 06.02.12 | q 2 | Ayumi Oka | Georgiana Ruhrig | 6-4, 6-2 | | match details | ||
| 06.02.12 | qual. | Lin Zhu | Ayumi Oka | 6-3, 6-1 | | match details | ||
| 30.01.12 | 1st round | Eugenie Bouchard | Ayumi Oka | 6-2, 6-2 | | match details | Burnie | Hard |
| 30.01.12 | q 2 | Ayumi Oka | Julia Moriarty | 6-3, 6-0 | | match details | ||
| 30.01.12 | qual. | Ayumi Oka | Zi Yang | 6-3, 6-1 | | match details | ||
| 21.11.11 | q 2 | Ayumi Oka | Risa Ozaki | 3-6, 6-3, 6-1 | | match details | Toyota | Carpet |
| 21.11.11 | 1st round | Ayumi Oka | Erika Sema | 6-2, 6-2 | | match details | ||
| 21.11.11 | qual. | Ayumi Oka | Riko Sawayanagi | 4-6, 6-2, 6-1 | | match details | ||
| 21.11.11 | q 1 | Ayumi Oka | Aki Yamasoto | 6-2, 7-5 | | match details | ||
| 21.11.11 | 2nd round | Zuzana Luknarova | Ayumi Oka | 1-6, 7-5, 6-2 | | match details | ||
| 24.10.11 | 1st round | Erika Takao | Ayumi Oka | 6-1, 6-0 | | match details | Hamanako | Carpet |
| 17.10.11 | 1st round | Erika Sema | Ayumi Oka | 6-1, 6-4 | | match details | Makinohara | Carpet |
| 08.10.11 | q 1 | Risa Ozaki | Ayumi Oka | 6-4, 6-3 | | match details | Osaka | Hard |
| 03.10.11 | 1st round | Akiko Yonemura | Ayumi Oka | 2-6, 7-5, 7-5 | | match details | Kofu | Hard |
| 24.09.11 | q 1 | Anastasia Rodionova | Ayumi Oka | 6-2, 6-0 | | match details | Tokyo | Hard |
| 12.09.11 | 1st round | Ayumi Oka | Kotomi Takahata | 6-1, 6-2 | | match details | Kyoto | Carpet |
| 12.09.11 | 1/4 | Makiho Kozawa | Ayumi Oka | 5-6, Ayumi Oka - retired | | match details | ||
| 12.09.11 | 2nd round | Ayumi Oka | Ai Yamamoto | 6-3, 6-1 | | match details | ||
| 05.09.11 | 1st round | Ayumi Oka | Qiang Wang | 6-2, 6-0 | | match details | Noto | Carpet |
| 05.09.11 | q 2 | Ayumi Oka | Shao-Yuan Kao | 4-6, 6-1, 6-1 | | match details | ||
| 05.09.11 | 2nd round | Ayumi Oka | Chinami Ogi | 4-6, 6-3, 6-3 | | match details | ||
| 05.09.11 | qual. | Ayumi Oka | Yuka Higuchi | 6-2, 6-0 | | match details | ||
| 05.09.11 | 1/4 | Erika Takao | Ayumi Oka | 6-4, 6-72, 6-0 | | match details | ||
| 29.08.11 | q 1 | Riko Sawayanagi | Ayumi Oka | 7-5, 2-6, 7-62 | | match details | Tsukuba | Hard |
| 22.08.11 | 1/4 | Ayumi Oka | Chen Liang | 7-5, 6-2 | | match details | Saitama | Hard |
| 22.08.11 | 1/2 | Ayumi Oka | Yue-Yue Hu | 6-4, 7-5 | | match details | ||
| 22.08.11 | 1st round | Ayumi Oka | Ayaka Okuno | 6-4, 6-0 | | match details | ||
| 22.08.11 | fin | Ayumi Oka | Yingying Duan | 6-3, 6-4 | | match details | ||
| 22.08.11 | 2nd round | Ayumi Oka | Yuka Higuchi | 7-65, 7-5 | | match details | ||
| 06.06.11 | 2nd round | Ayumi Oka | Yuka Higuchi | 6-4, 2-6, 6-2 | | match details | Tokyo | Hard |
| 06.06.11 | 1/4 | Misa Eguchi | Ayumi Oka | 6-3, 6-2 | | match details | ||
| 06.06.11 | 1st round | Ayumi Oka | Kanami Tsuji | 6-2, 2-6, 6-4 | | match details | ||
| 30.05.11 | 1st round | Makiho Kozawa | Ayumi Oka | 7-63, 6-2 | | match details | Mie | Carpet |
| 23.05.11 | 1st round | Ayumi Oka | Kaori Aoyama | 3-6, 6-2, 7-5 | | match details | Niigata | Hard |
| 23.05.11 | 2nd round | Misa Eguchi | Ayumi Oka | 6-0, 6-3 | | match details | ||
| 16.05.11 | 1st round | Olga Puchkova | Ayumi Oka | 3-6, 6-3, 6-1 | | match details | Karuizawa | Carpet |
| 09.05.11 | q 1 | Hirono Watanabe | Ayumi Oka | 6-0, 6-2 | | match details | Kurume | Grass |
| 02.05.11 | q 1 | Kazusa Ito | Ayumi Oka | 6-3, 3-6, 7-5 | | match details | Fukuoka | Carpet |
| 25.04.11 | 1st round | Erika Takao | Ayumi Oka | 6-4, 7-5 | | match details | Gifu | Hard |
| 25.04.11 | q 2 | Ayumi Oka | Yuka Higuchi | 7-65, 7-5 | | match details | ||
| 25.04.11 | q 1 | Ayumi Oka | Miki Ukai | 6-3, 5-7, 6-4 | | match details | ||
| 25.04.11 | qual. | Ayumi Oka | Hiroko Kuwata | 6-4, 6-0 | | match details | ||
| 14.03.11 | 1st round | Yuuki Tanaka | Ayumi Oka | 6-4, 6-1 | | match details | Miyazaki | Carpet |
