| Erika Takao | |
| Residence: | Japan |
| Birth Date: | 1987 10, df=yes |
| Birth Place: | Narashino |
| Retired: | 2013 |
| Plays: | Right-handed (double-handed backhand) |
| Careerprizemoney: | $147,913 |
| Singlestitles: | 4 ITF |
| Highestsinglesranking: | No. 128 (6 November 2006) |
| Australianopenresult: | Q1 (2007) |
| Frenchopenresult: | Q1 (2007) |
| Wimbledonresult: | Q2 (2007) |
| Usopenresult: | Q1 (2007) |
| Doublestitles: | 2 ITF |
| Highestdoublesranking: | No. 270 (31 October 2011) |
is a retired Japanese tennis player.
On 6 November 2006, she reached her career-high WTA singles ranking of No. 128. On 31 October 2011, she also reached her highest doubles ranking of No. 270.
In 2013, after Japanese national championships, and after ten years playing on the ITF Women's Circuit, Takao announced her retirement.
| $50,000 tournaments | |
| $25,000 tournaments | |
| $10,000 tournaments |
| Result | No. | Date | Tournament | Surface | Opponent | Score | |
|---|---|---|---|---|---|---|---|
| Loss | 1. | 31 October 2004 | Tokyo, Japan | Hard |  Yurika Sema | 6–3, 6–7(4–7), 0–6 | |
| Loss | 2. | 24 April 2005 | Yamaguchi, Japan | Clay |  Lauren Breadmore | 3–6, 2–6 | |
| Loss | 3. | 24 July 2005 | Kurume, Japan | Grass | Hsieh Su-wei | 2–6, 3–6 | |
| Loss | 4. | 25 September 2005 | Ibaraki, Japan | Hard |  Petra Cetkovská | 6–2, 5–7, 3–6 | |
| Win | 1. | 7 May 2006 | Gifu, Japan | Carpet | Aiko Nakamura | 6–1, 5–7, 6–1 | |
| Win | 2. | 9 July 2006 | Nagoya, Japan | Hard | Shiho Hisamatsu | 4–6, 6–2, 6–0 | |
| Win | 3. | 16 July 2006 | Miyazaki, Japan | Carpet | Tomoko Yonemura | 7–5, 6–3 | |
| Loss | 5. | 6 August 2006 | Tokachi, Japan | Carpet | Ayumi Morita | 3–6, 6–4, 6–7(6–8) | |
| Loss | 6. | 22 October 2006 | Makinohara, Japan | Carpet | Chuang Chia-jung | 0–6, 4–6 | |
| Loss | 7. | 15 April 2007 | Ho Chi Minh City, Vietnam | Hard | Seiko Okamoto | 1–6, 2–6 | |
| Loss | 8. | 22 July 2007 | Kurume, Japan | Grass | Ayumi Morita | 1–6, 1–3 ret. | |
| Win | 4. | 25 May 2008 | Nagano, Japan | Carpet |  Lee Jin-a | 6–4, 6–1 | |
| Loss | 9. | 14 June 2009 | Tokyo, Japan | Hard | Erika Sema | 4–6, 0–6 | |
| Loss | 10. | 13 June 2010 | Tokyo, Japan | Hard | Shuko Aoyama | 6–7(3–7), 3–6 | |
| Loss | 11. | 15 January 2012 | Pingguo, China | Hard |  Zhao Yijing | 2–6, 4–6 |
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|
| Winner | 1. | 4 February 2011 | Burnie, Australia | Hard | Natsumi Hamamura | Olivia Rogowska Sally Peers | 6–2, 3–6, [10–7] | |
| Runner-up | 1. | 28 May 2011 | Changwon, Korea | Hard | Yurika Sema | Chan Hao-ching Zheng Saisai | 2–6, 6–4, [9–11] | |
| Runner-up | 2. | 3 September 2011 | Tsukuba, Japan | Hard | Kim So-jung | Chan Chin-wei Hsu Wen-hsin | 1–6, 1–6 | |
| Runner-up | 3. | 10 August 2012 | Bursa, Turkey | Clay | Remi Tezuka |  Melanie Klaffner  Laura Ioana Andrei | 2–6, 2–6 | |
| Winner | 2. | 18 August 2012 | Istanbul, Turkey | Hard | Remi Tezuka |  Nicha Lertpitaksinchai Peangtarn Plipuech | 2–6, 7–6, [10–3] | |
| Runner-up | 4. | 25 May 2013 | Karuizawa, Japan | Grass | Miki Miyamura | Shiho Akita Sachie Ishizu | 5–7, 6–7(8–10) |