Name: Erika Sema
Country: Japan
Birthdate: 24.11.88, 35 years
WTA ranking: 457
TOP ranking's position: 114 (10.10.11, 56800 points)
Points: 128
Prize money: 451.042 $
Matches total: 874
Win: 456
%: 52.17 %
Country: Japan
Birthdate: 24.11.88, 35 years
WTA ranking: 457
TOP ranking's position: 114 (10.10.11, 56800 points)
Points: 128
Prize money: 451.042 $
Matches total: 874
Win: 456
%: 52.17 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 10/7 | 10/7 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 31/28 | 25/21 | 2/2 | 0/1 | 3/2 | 1/2 | 0/0 |
| 2022 | 32/25 | 28/21 | 4/2 | 0/2 | 0/0 | 0/0 | 0/0 |
| 2021 | 31/24 | 18/16 | 13/8 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2020 | 6/4 | 6/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 24/28 | 21/25 | 1/1 | 2/2 | 0/0 | 0/0 | 0/0 |
| 2018 | 19/26 | 19/24 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2017 | 39/30 | 38/27 | 0/0 | 0/0 | 1/3 | 0/0 | 0/0 |
| 2016 | 22/28 | 18/20 | 1/2 | 0/0 | 2/3 | 1/3 | 0/0 |
| 2015 | 30/26 | 27/21 | 1/2 | 0/0 | 0/1 | 2/2 | 0/0 |
| 2014 | 17/25 | 13/14 | 1/3 | 0/2 | 1/1 | 2/5 | 0/0 |
| 2013 | 30/24 | 25/19 | 2/2 | 0/0 | 0/0 | 3/3 | 0/0 |
| 2012 | 23/31 | 15/18 | 2/6 | 4/3 | 0/1 | 2/3 | 0/0 |
| 2011 | 43/28 | 27/14 | 6/8 | 0/0 | 7/4 | 3/2 | 0/0 |
| 2010 | 33/21 | 24/10 | 2/5 | 0/0 | 6/5 | 1/1 | 0/0 |
| 2009 | 33/23 | 21/11 | 1/3 | 6/3 | 5/6 | 0/0 | 0/0 |
| 2008 | 5/7 | 1/2 | 0/0 | 0/0 | 4/5 | 0/0 | 0/0 |
| 2007 | 23/16 | 16/8 | 0/0 | 0/0 | 7/8 | 0/0 | 0/0 |
| 2006 | 0/6 | 0/1 | 0/3 | 0/0 | 0/2 | 0/0 | 0/0 |
| 2005 | 4/9 | 1/5 | 2/1 | 0/0 | 1/2 | 0/1 | 0/0 |
| 2004 | 1/2 | 0/0 | 0/0 | 0/0 | 1/2 | 0/0 | 0/0 |
| TOTAL | 456/418 | 353/288 | 38/49 | 12/14 | 38/45 | 15/22 | 0/0 |
| perc. % | 52.17 % | 55.07 % | 43.68 % | 46.15 % | 45.78 % | 40.54 % | 0 % |
Erika Sema / Fixtures
| 24.04.24 05:00 | 1st round | Erika Sema | Dalayna Hewitt | match details |  W100 Tokyo | Hard | |
| 23.04.24 05:30 | qual. | Erika Sema | Aoi Ito  | 3-6, 6-0, 6-4 | match details |
Erika Sema form / year 2007
Erika Sema / year 2007
| 22.10.07 | 2nd round | Nudnida Luangnam | Erika Sema | 6-4, 2-6, 6-3 |  | match details |  Traralgon | Hard |
| 22.10.07 | 1st round | Erika Sema | Sally Peers | 6-4, 6-2 |  | match details | ||
| 15.10.07 | 1st round | Nungnadda Wannasuk | Erika Sema | 6-2, 6-3 | | match details | Gympie | Hard |
| 24.09.07 | 2nd round | Erika Sema | Kasumi Aiko | 6-1, 6-2 | | match details | Hiroshima | Carpet |
| 24.09.07 | 1st round | Erika Sema | Saori Oda | 6-3, 6-1 | | match details | ||
| 24.09.07 | 1/4 | Yuko Kurata | Erika Sema | 6-3, 3-2, Erika Sema - retired | | match details | ||
| 17.09.07 | 1st round | Erika Sema | Marina Takimura | 6-2, 6-2 | | match details | Tsukuba | Hard |
| 17.09.07 | 2nd round | Erika Sema | Julie Coin | 6-3, 4-6, 6-3 | | match details | ||
| 17.09.07 | 1/4 | Anne Yelsey | Erika Sema | 7-5, 6-4 | | match details | ||
| 10.09.07 | 1st round | I-Hsuan Hwang | Erika Sema | 6-2, 6-2 | | match details | Tokyo | Hard |
| 27.08.07 | 1st round | Erika Sema | Airi Hagimoto | 6-2, 6-0 | | match details | Saitama | Hard |
| 27.08.07 | 2nd round | Yi-Jing Zhao | Erika Sema | 6-3, 1-1, Erika Sema - retired | | match details | ||
| 13.08.07 | 1st round | Erika Sema | Tomoko Dokei | 6-3, 6-4 | | match details | Tokyo | Carpet |
| 13.08.07 | 2nd round | Yi-Jing Zhao | Erika Sema | 6-3, 4-6, 7-67 | | match details | ||
| 30.07.07 | 1st round | Erika Sema | Sachie Ishizu | 6-1, 6-1 | | match details | Obihiro | Carpet |
| 30.07.07 | 2nd round | Kumiko Iijima | Erika Sema | 6-0, 6-0 | | match details | ||
| 16.07.07 | 1st round | Jin-A Lee | Erika Sema | 6-2, 6-2 | | match details | Kurume | Carpet |
| 09.07.07 | 1st round | Erika Sema | Suchanun Viratprasert | 6-3, 6-3 | | match details | Miyazaki | Carpet |
| 09.07.07 | 2nd round | Junri Namigata | Erika Sema | 6-4, 6-3 | | match details | ||
| 02.07.07 | 1st round | Akiko Yonemura | Erika Sema | 7-5, 6-3 | | match details | Nagoya | Hard |
| 25.06.07 | 1st round | Junri Namigata | Erika Sema | 6-3, 6-4 | | match details | Noto | Carpet |
| 04.06.07 | 1/4 | Erika Sema | Mayumi Yamamoto | 6-2, 3-6, 6-3 | | match details | Tokyo | Hard |
| 04.06.07 | 1/2 | Erika Sema | Rika Fujiwara | Rika Fujiwara - walk over | | match details | ||
| 04.06.07 | 1st round | Erika Sema | Mitsuko Ise | 6-4, 4-6, 6-1 | | match details | ||
| 04.06.07 | fin | Erika Sema | Chiaki Okadaue | 6-3, 2-6, 6-3 | | match details | ||
| 04.06.07 | 2nd round | Erika Sema | Kasumi Aiko | 6-3, 6-1 | | match details | ||
| 21.05.07 | 1st round | Erika Sema | Chin-Wei Chan | 6-4, 7-63 | | match details | Nagano | Carpet |
| 21.05.07 | 2nd round | Amber Liu | Erika Sema | 6-1, 6-2 | | match details | ||
| 07.05.07 | 2nd round | Katie O'Brien | Erika Sema | 6-0, 4-6, 7-68 | | match details | Fukuoka | Carpet |
| 07.05.07 | 1st round | Erika Sema | Kanae Hisami | 6-0, 6-3 | | match details | ||
| 09.04.07 | 2nd round | Yan-Ze Xie | Erika Sema | 6-3, 6-3 | | match details |  Ho Chi | Hard |
| 09.04.07 | 1st round | Erika Sema | Jing-Jing Lu | 4-6, 6-2, 6-4 | | match details | ||
| 05.03.07 | 1st round | Erika Sema | Wing-Yau Venise Chan | 6-3, 4-6, 7-5 | | match details |  Hamilton | Hard |
| 05.03.07 | fin | Erika Sema | Anna Smith | 6-3, 7-5 | | match details | ||
| 05.03.07 | 2nd round | Erika Sema | Nungnadda Wannasuk | 7-66, 6-3 | | match details | ||
| 05.03.07 | 1/4 | Erika Sema | Ling Zhang | 6-2, 5-7, 6-3 | | match details | ||
| 05.03.07 | 1/2 | Erika Sema | Dianne Hollands | 6-3, 6-2 | | match details | ||
| 26.02.07 | 1st round | Erika Sema | Anna Smith | 6-4, 6-1 | | match details | Wellington | Hard |
| 26.02.07 | 2nd round | Ling Zhang | Erika Sema | 6-0, 6-1 | | match details |
