# Kumiko Iijima

Kumiko Iijima (飯島 久美子, Iijima Kumiko, born 22 October 1982) is a Japanese former tennis player.
She preferred playing on the ITF Women's Circuit where she won four singles and 20 doubles titles. In May 2011, Iijima reached her highest WTA singles ranking of 182. On 9 July 2007, she peaked at No. 151 in the WTA doubles rankings. She was coached by Kimiyo Hatanaka.

## ITF Circuit finals

* Legend
* $50,000 tournaments
* $25,000 tournaments
* $10,000 tournaments

### Singles: 10 (4–6)

| Outcome | No. | Date | Location | Surface | Opponent | Score |
| Runner-up | 1. | 21 November 1999 | Haibara, Japan | Carpet | Choi Young-ja | 3–6, 4–6 |
| Winner | 2. | 3 June 2007 | Gunma, Japan | Carpet | Natsumi Hamamura | 3–6, 6–3, 7–6$^{(3)}$ |
| Winner | 3. | 23 September 2007 | Tsukuba, Japan | Hard | Anne Yelsey | 6–4, 6–0 |
| Runner-up | 4. | 14 October 2007 | Beijing, China | Hard | Zhou Yimiao | 1–6, 2–6 |
| Runner-up | 5. | 3 June 2008 | Gunma, Japan | Carpet | Tomoko Yonemura | 0–6, 3–6 |
| Runner-up | 6. | 14 September 2008 | Noto, Japan | Carpet | Suchanun Viratprasert | 4–6, 4–6 |
| Winner | 7. | 25 September 2010 | Makinohara, Japan | Carpet | Shiho Akita | 6–1, 6–2 |
| Winner | 8. | 3 October 2010 | Hamanako, Japan | Carpet | Erika Sema | 6–7$^{(4)}$, 6–2, 6–4 |
| Runner-up | 9. | 11 December 2010 | Bangalore, India | Hard | Nicha Lertpitaksinchai | 4–6, 3–6 |
| Runner-up | 10. | 1 April 2012 | Nishitama, Japan | Hard | Akiko Yonemura | 1–1 ret. |

### Doubles: 36 (20–16)

| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score |
| Runner-up | 1. | 26 September 1999 | ITF Tokyo, Japan | Hard | Maki Arai | Li Na Li Ting | 2–6, 1–6 |
| Winner | 2. | 21 November 1999 | ITF Haibara, Japan | Carpet | Maki Arai | Choi Young-ja Kim Eun-sook | 6–2, 6–0 |
| Runner-up | 3. | 10 July 2000 | ITF Brussels, Belgium | Clay | Kaori Aoyama | Ekaterina Kozhokina Caroline Maes | 1–6, 4–6 |
| Runner-up | 4. | 20 November 2000 | ITF Kofu, Japan | Carpet | Maki Arai | Seiko Okamoto Keiko Taguchi | 5–3, 1–4, 4–5, 1–4 |
| Winner | 5. | 8 July 2001 | ITF Kaohsiung, Taiwan | Hard | Maki Arai | Khoo Chin-bee Weng Tzu-ting | w/o |
| Runner-up | 6. | 18 November 2001 | ITF Haibara, Japan | Carpet | Satoko Kurioka | Keiko Ishida Tomoko Taira | 2–6, 4–6 |
| Runner-up | 7. | 21 April 2002 | ITF Gunma, Japan | Carpet | Mari Inoue | Chan Chin-wei Hsieh Su-wei | 0–6, 1–6 |
| Winner | 8. | 25 May 2003 | ITF Gunma, Japan | Grass | Suchanun Viratprasert | Aiko Nakamura Maki Arai | 4–6, 7–5, 6–4 |
| Runner-up | 9. | 2 May 2004 | ITF Jakarta, Indonesia | Hard | Mari Inoue | Septi Mende Wukirasih Sawondari | 2–6, 3–6 |
| Winner | 10. | 31 October 2004 | ITF Tokyo, Japan | Hard | Junri Namigata | Maki Arai Akiko Yonemura | 6–3, 6–1 |
| Winner | 11. | 13 February 2005 | ITF Yamaguchi, Japan | Clay | Maki Arai | Lisa d'Amelio Christina Horiatopoulos | 6–3, 7–6 |
| Winner | 12. | 17 July 2005 | ITF Hamilton, Canada | Clay | Junri Namigata | Lauren Barnikow Lauren Breadmore | 6–7$^{(4)}$, 6–2, 6–2 |
| Runner-up | 13. | 31 July 2005 | Lexington Challenger, U.S. | Hard | Junri Namigata | Vilmarie Castellvi Samantha Reeves | 2–6, 1–6 |
| Winner | 14. | 6 November 2005 | ITF Sutama, Japan | Clay | Maki Arai | Tomoko Dokei Yukiko Yabe | 6–1, 6–2 |
| Winner | 15. | 28 May 2006 | ITF Nagano, Japan | Carpet | Junri Namigata | Remi Tezuka Tomoko Yonemura | 6–3, 7–6$^{(3)}$ |
| Winner | 16. | 16 July 2006 | ITF Miyazaki, Japan | Carpet | Maki Arai | Seiko Okamoto Ayami Takase | 6–2, 6–3 |
| Winner | 17. | 6 August 2006 | ITF Tokachi, Japan | Carpet | Junri Namigata | Shiho Hisamatsu Remi Tezuka | 7–5, 6–4 |
| Winner | 18. | 23 September 2006 | ITF Ibaraki, Japan | Hard | Junri Namigata | Natsumi Hamamura Ayaka Maekawa | 6–7$^{(4)}$, 6–3, 6–2 |
| Winner | 19. | 22 October 2006 | ITF Makinohara, Japan | Carpet | Hsieh Su-wei | Keiko Taguchi Kim Hea-mi | 6–3, 4–6, 6–0 |
| Runner-up | 20. | 9 April 2007 | ITF Ho Chi Minh City, Vietnam | Hard | Seiko Okamoto | Han Xinyun Hao Jie | 2–6, 6–1, 3–6 |
| Runner-up | 21. | 6 May 2007 | Kangaroo Cup, Japan | Carpet | Seiko Okamoto | Ayumi Morita Ai Sugiyama | 1–6, 6–3, 0–6 |
| Winner | 22. | 3 June 2007 | ITF Gunma, Japan | Carpet | Akiko Yonemura | Chen Yi Yoo Mi | 6–4, 6–4 |
| Runner-up | 23. | 8 June 2007 | ITF Changsha, China | Hard | Chan Chin-wei | Huang Lei Xu Yifan | 3–6, 4–6 |
| Winner | 24. | 7 July 2007 | ITF Obihiro, Japan | Carpet | Junri Namigata | Ayumi Morita Akiko Yonemura | 7–6$^{(3)}$, 6–0 |
| Runner-up | 25. | 13 September 2007 | ITF Tokyo, Japan | Hard | Akiko Yonemura | Junri Namigata Rika Fujiwara | 6–3, 6–7$^{(4)}$, [5–10] |
| Winner | 26. | 30 May 2010 | ITF Kusatsu, Japan | Carpet | Tomoko Yonemura | Maya Kato Ayaka Maekawa | 6–7$^{(5)}$, 6–4, [10–8] |
| Runner–up | 27. | 29 August 2010 | ITF Saitama, Japan | Hard | Akiko Yonemura | Akari Inoue Kotomi Takahata | 3–6, 3–6 |
| Winner | 28. | 5 September 2010 | ITF Tsukuba, Japan | Hard | Akiko Yonemura | Chan Chin-wei Chen Yi | 4–6, 7–6$^{(6)}$, [10–7] |
| Winner | 29. | 19 September 2010 | ITF Darwin, Australia | Hard | Yurika Sema | Alenka Hubacek Tammi Patterson | 6–4, 6–1 |
| Winner | 30. | 28 September 2010 | ITF Hamanako, Japan | Clay | Erika Sema | Kao Shao-yuan Ayaka Maekawa | 6–2, 6–1 |
| Runner-up | 31. | 12 December 2010 | ITF Bangalore, India | Hard | Chen Yi | Luksika Kumkhum Nungnadda Wannasuk | 6–7, 7–5, 4–6 |
| Runner-up | 32. | 25 February 2011 | ITF Mildura, Australia | Grass | Rika Fujiwara | Casey Dellacqua Olivia Rogowska | 6–4, 6–7$^{(6)}$, [4–10] |
| Runner-up | 33. | 4 March 2011 | ITF Sydney, Australia | Hard | Rika Fujiwara | Casey Dellacqua Olivia Rogowska | 6–3, 6–7$^{(3)}$ [4–10] |
| Winner | 34. | 21 May 2012 | ITF Karuizawa, Japan | Grass | Hsieh Shu-ying | Samantha Murray Emily Webley-Smith | 3–6, 7–6, 10–1 |
| Winner | 35. | 9 September 2012 | ITF Noto, Japan | Grass | Akiko Yonemura | Miki Miyamura Mari Tanaka | 6–1, 4–6 [10–5] |
| Runner–up | 36. | 23 June 2013 | ITF Tokyo, Japan | Hard | Akiko Yonemura | Makoto Ninomiya Yuka Mori | 4–6, 3–6 |