Nume: Erika Sema
Ţara: Japonia
Data naşterii: 24.11.88, 37 Vârsta
Clasament WTA: 569
TOP poziţie în clasament: 114 (10.10.11, 56800 puncte)
Puncte: 89
Premii: 483775 $
Total meciuri: 998
Victorii: 521
Succes: 52.2 %
Ţara: Japonia
Data naşterii: 24.11.88, 37 Vârsta
Clasament WTA: 569
TOP poziţie în clasament: 114 (10.10.11, 56800 puncte)
Puncte: 89
Premii: 483775 $
Total meciuri: 998
Victorii: 521
Succes: 52.2 %
| an | sumar | Hard | Zgura | In. Hard | Carpet | Iarbă | Acryl |
| 2026 | 16/14 | 11/11 | 0/0 | 5/3 | 0/0 | 0/0 | 0/0 |
| 2025 | 29/26 | 24/23 | 0/0 | 5/2 | 0/1 | 0/0 | 0/0 |
| 2024 | 30/26 | 26/21 | 4/4 | 0/0 | 0/1 | 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 |
| ÎN TOTAL | 521/477 | 404/336 | 42/53 | 22/19 | 38/47 | 15/22 | 0/0 |
| succes % | 52.2 % | 54.59 % | 44.21 % | 53.66 % | 44.71 % | 40.54 % | 0 % |
Erika Sema / nejucate / ultimele
| 07.06.26 | 1-a rundă de calif. | Evialina Laskevich | Erika Sema | detaliu meci |  W100 Wuning | Hard |
Erika Sema form / an 2007
Erika Sema / an 2007
| 22.10.07 | 1-a rundă | Erika Sema | Sally Peers | 6-4, 6-2 |  | detaliu meci |  Traralgon | Hard |
| 22.10.07 | a 2-a rundă | Nudnida Luangnam | Erika Sema | 6-4, 2-6, 6-3 |  | detaliu meci | ||
| 15.10.07 | 1-a rundă | Nungnadda Wannasuk | Erika Sema | 6-2, 6-3 | | detaliu meci | Gympie | Hard |
| 24.09.07 | 1-a rundă | Erika Sema | Saori Oda | 6-3, 6-1 | | detaliu meci |  Hiroshima | Carpet |
| 24.09.07 | Sfert de finală | Yuko Kurata | Erika Sema | 6-3, 3-2, Erika Sema - retragere | | detaliu meci | ||
| 24.09.07 | a 2-a rundă | Erika Sema | Kasumi Aiko | 6-1, 6-2 | | detaliu meci | ||
| 17.09.07 | 1-a rundă | Erika Sema | Marina Takimura | 6-2, 6-2 | | detaliu meci | Tsukuba | Hard |
| 17.09.07 | a 2-a rundă | Erika Sema | Julie Coin | 6-3, 4-6, 6-3 | | detaliu meci | ||
| 17.09.07 | Sfert de finală | Anne Yelsey | Erika Sema | 7-5, 6-4 | | detaliu meci | ||
| 10.09.07 | 1-a rundă | I-Hsuan Hwang | Erika Sema | 6-2, 6-2 | | detaliu meci | Tokyo | Hard |
| 27.08.07 | 1-a rundă | Erika Sema | Airi Hagimoto | 6-2, 6-0 | | detaliu meci | Saitama | Hard |
| 27.08.07 | a 2-a rundă | Yi-Jing Zhao | Erika Sema | 6-3, 1-1, Erika Sema - retragere | | detaliu meci | ||
| 13.08.07 | 1-a rundă | Erika Sema | Tomoko Dokei | 6-3, 6-4 | | detaliu meci | Tokyo | Carpet |
| 13.08.07 | a 2-a rundă | Yi-Jing Zhao | Erika Sema | 6-3, 4-6, 7-67 | | detaliu meci | ||
| 30.07.07 | 1-a rundă | Erika Sema | Sachie Ishizu | 6-1, 6-1 | | detaliu meci | Obihiro | Carpet |
| 30.07.07 | a 2-a rundă | Kumiko Iijima | Erika Sema | 6-0, 6-0 | | detaliu meci | ||
| 16.07.07 | 1-a rundă | Jin-A Lee | Erika Sema | 6-2, 6-2 | | detaliu meci | Kurume | Carpet |
| 09.07.07 | a 2-a rundă | Junri Namigata | Erika Sema | 6-4, 6-3 | | detaliu meci | Miyazaki | Carpet |
| 09.07.07 | 1-a rundă | Erika Sema | Suchanun Viratprasert | 6-3, 6-3 | | detaliu meci | ||
| 02.07.07 | 1-a rundă | Akiko Yonemura | Erika Sema | 7-5, 6-3 | | detaliu meci | Nagoya | Hard |
| 25.06.07 | 1-a rundă | Junri Namigata | Erika Sema | 6-3, 6-4 | | detaliu meci | Noto | Carpet |
| 04.06.07 | Semifinală | Erika Sema | Rika Fujiwara | Rika Fujiwara - nu s-a prezentat | | detaliu meci | Tokyo | Hard |
| 04.06.07 | 1-a rundă | Erika Sema | Mitsuko Ise | 6-4, 4-6, 6-1 | | detaliu meci | ||
| 04.06.07 | Finală | Erika Sema | Chiaki Okadaue | 6-3, 2-6, 6-3 | | detaliu meci | ||
| 04.06.07 | a 2-a rundă | Erika Sema | Kasumi Aiko | 6-3, 6-1 | | detaliu meci | ||
| 04.06.07 | Sfert de finală | Erika Sema | Mayumi Yamamoto | 6-2, 3-6, 6-3 | | detaliu meci | ||
| 21.05.07 | a 2-a rundă | Amber Liu | Erika Sema | 6-1, 6-2 | | detaliu meci | Nagano | Carpet |
| 21.05.07 | 1-a rundă | Erika Sema | Chin-Wei Chan | 6-4, 7-63 | | detaliu meci | ||
| 07.05.07 | a 2-a rundă | Katie O'Brien | Erika Sema | 6-0, 4-6, 7-68 | | detaliu meci | Fukuoka | Carpet |
| 07.05.07 | 1-a rundă | Erika Sema | Kanae Hisami | 6-0, 6-3 | | detaliu meci | ||
| 09.04.07 | 1-a rundă | Erika Sema | Jing-Jing Lu | 4-6, 6-2, 6-4 | | detaliu meci |  Ho Chi | Hard |
| 09.04.07 | a 2-a rundă | Yan-Ze Xie | Erika Sema | 6-3, 6-3 | | detaliu meci | ||
| 05.03.07 | a 2-a rundă | Erika Sema | Nungnadda Wannasuk | 7-66, 6-3 | | detaliu meci |  Hamilton | Hard |
| 05.03.07 | Sfert de finală | Erika Sema | Ling Zhang | 6-2, 5-7, 6-3 | | detaliu meci | ||
| 05.03.07 | Semifinală | Erika Sema | Dianne Hollands | 6-3, 6-2 | | detaliu meci | ||
| 05.03.07 | 1-a rundă | Erika Sema | Wing-Yau Venise Chan | 6-3, 4-6, 7-5 | | detaliu meci | ||
| 05.03.07 | Finală | Erika Sema | Anna Smith | 6-3, 7-5 | | detaliu meci | ||
| 26.02.07 | 1-a rundă | Erika Sema | Anna Smith | 6-4, 6-1 | | detaliu meci | Wellington | Hard |
| 26.02.07 | a 2-a rundă | Ling Zhang | Erika Sema | 6-0, 6-1 | | detaliu meci |
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