WTA and ATP rankings on - 31.12.2018
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 20. | - |
Ninomiya Makoto | Japan | 2930 |
| 32. | - |
Hozumi Eri | Japan | 2144 |
| 41. | - |
Aoyama Shuko | Japan | 1815 |
| 45. | - |
Kato Miyu | Japan | 1708 |
| 64. | - |
Hibino Nao | Japan | 1233 |
| 105. | - |
Doi Misaki | Japan | 766 |
| 136. | - |
Kobori Momoko | Japan | 486 |
| 150. | 2 |
Shimizu Ayano | Japan | 443 |
| 162. | - |
Fujiwara Rika | Japan | 420 |
| 190. | 2 |
Omae Akiko | Japan | 361 |
| 206. | 1 |
Shibahara Ena | Japan | 336 |
| 209. | 2 |
Namigata Junri | Japan | 330 |
| 255. | 2 |
Kuwata Hiroko | Japan | 276 |
| 261. | 2 |
Imanishi Miharu | Japan | 272 |
| 280. | 2 |
Okuno Ayaka | Japan | 248 |
| 283. | 4 |
Sema Erika | Japan | 241 |
| 310. | 11 |
Kajitani Robu | Japan | 206 |
| 338. | 5 |
Nishimoto Megumi | Japan | 179 |
| 340. | 6 |
Kaji Haruka | Japan | 178 |
| 342. | 20 |
Hayashi Erina | Japan | 174 |
| 343. | 7 |
Inoue Miyabi | Japan | 174 |
| 348. | 10 |
Okamura Kyoka | Japan | 171 |
| 349. | 10 |
Muramatsu Chihiro | Japan | 170 |
| 358. | 7 |
Naito Yuki | Japan | 163 |
| 362. | 11 |
Morisaki Kanako | Japan | 159 |
| 380. | 18 |
Hanatani Nagi | Japan | 142 |
| 392. | 9 |
Ueda Ramu | Japan | 138 |
| 418. | 33 |
Ozeki Michika | Japan | 119 |
| 430. | 25 |
Takahata Kotomi | Japan | 112 |
| 445. | 21 |
Minokoshi Mai | Japan | 106 |
| 446. | 10 |
Yoshitomi Aiko | Japan | 105 |
| 459. | 22 |
Ayukawa Mana | Japan | 97 |
| 470. | 44 |
Ozaki Risa | Japan | 91 |
| 477. | 43 |
Eguchi Misa | Japan | 89 |
| 498. | 46 |
Yonehara Minori | Japan | 79 |
| 536. | 87 |
Arakawa Haruna | Japan | 61 |
| 602. | 79 |
Hosonuma Chisa | Japan | 41 |
| 615. | 127 |
Akita Shiho | Japan | 38 |
| 648. | 56 |
Shimizu Chinatsu | Japan | 31 |
| 653. | 142 |
Ushijima Risa | Japan | 31 |
| 666. | 152 |
Hontama Mai | Japan | 29 |
| 672. | 150 |
Sawayanagi Riko | Japan | 29 |
| 682. | 140 |
Miyamoto Ayumi | Japan | 28 |
| 694. | 172 |
Uchijima Moyuka | Japan | 25 |
| 701. | 95 |
Inoue Akari | Japan | 24 |
| 709. | 135 |
Saigo Yukina | Japan | 23 |
| 745. | 57 |
Akiyama Minami | Japan | 20 |
| 753. | 195 |
Furukawa Suzuka | Japan | 19 |
| 753. | 195 |
Terami Karin | Japan | 19 |
| 769. | 159 |
Kajuru Ange Oby | Japan | 18 |
- Betting ranking
| Panshina Varvara | +2364 |
| Lee Carol Young Suh | +2133 |
| Bublik Alexander | +1644 |
| Vrancken Peeters Anouck | +1444 |
| Sanchez Ana Sofia | +1425 |
| Seyboth Wild Thiago | -1480 |
| Kirchheimer Strong | -1479 |
| Matuszewski Gabriel | -1466 |
| Campana Lee Gerard | -1448 |
| Daniel Taro | -1410 |
This week's tournaments
| Main tournaments | ||||
| Masters Cup ATP | 4 | |||
| Billie Jean King Cup | 3 | |||
| Lower level tournaments | ||||
| Montevideo challenger | 6 | |||
| Brisbane 4 challenger | 3 | |||
| Champaign challenger | 9 | |||
| Drummondville challenger | 9 | |||
| Kobe challenger | 3 | |||
| Lyon 2 challenger | 2 | |||
| UTR Pro Tennis Series 3 | 31 | |||
| UTR Pro Tennis Series 5 | 6 | |||
| UTR Pro Tennis Series 9 | 16 | |||
| Austin ITF | 6 | |||
| Brisbane 5 ITF | 3 | |||
| Chihuahua ITF | 6 | |||
| Funchal ITF | 5 | |||
| Heraklion 10 ITF | 3 | |||
| Orlando 7 ITF | 4 | |||
| UTR Pro Tennis Series 5 | 3 | |||
| UTR Pro Tennis Series 9 | 13 | |||
| Antalya 33 ITF | 3 | |||
| Clemson ITF | 6 | |||
| Criciuma ITF | 4 | |||
| Hua Hin 6 ITF | 3 | |||
| Monastir 7 ITF | 3 | |||
| Nules ITF | 1 | |||
| Phan Thiet ITF | 2 | |||
| Sharm El Sheikh 21 ITF | 3 | |||
| Solarino 7 ITF | 2 | |||
| UTR Pro Match Series | 68 | |||
- Player's profile
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