Name: Riko Sawayanagi
Country: Japan
Birthdate: 25.10.94, 29 years
WTA ranking: 853
TOP ranking's position: 178 (05.10.15, 28500 points)
Points: 29
Prize money: 187.859 $
Matches total: 440
Win: 245
%: 55.68 %
Country: Japan
Birthdate: 25.10.94, 29 years
WTA ranking: 853
TOP ranking's position: 178 (05.10.15, 28500 points)
Points: 29
Prize money: 187.859 $
Matches total: 440
Win: 245
%: 55.68 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2023 | 15/11 | 10/9 | 5/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2022 | 22/19 | 10/7 | 12/9 | 0/1 | 0/1 | 0/1 | 0/0 |
| 2021 | 19/11 | 7/4 | 12/7 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 0/1 | 0/0 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2018 | 9/8 | 6/5 | 0/0 | 0/0 | 3/2 | 0/1 | 0/0 |
| 2017 | 17/32 | 13/27 | 0/2 | 0/0 | 4/3 | 0/0 | 0/0 |
| 2016 | 44/34 | 34/25 | 1/3 | 0/1 | 9/4 | 0/1 | 0/0 |
| 2015 | 32/23 | 22/13 | 4/4 | 0/0 | 0/1 | 6/5 | 0/0 |
| 2014 | 36/20 | 20/13 | 4/1 | 0/0 | 6/2 | 6/4 | 0/0 |
| 2013 | 23/14 | 22/12 | 0/0 | 0/0 | 0/1 | 1/1 | 0/0 |
| 2012 | 11/11 | 2/5 | 0/0 | 0/0 | 3/1 | 6/5 | 0/0 |
| 2011 | 17/11 | 3/6 | 0/0 | 0/0 | 14/5 | 0/0 | 0/0 |
| TOTAL | 245/195 | 149/126 | 38/28 | 0/2 | 39/21 | 19/18 | 0/0 |
| perc. % | 55.68 % | 54.18 % | 57.58 % | 0 % | 65 % | 51.35 % | 0 % |
Riko Sawayanagi / Fixtures
| no matches found |
Riko Sawayanagi form / year 2018 / surface: Carpet
Riko Sawayanagi / year 2018 / surface: Carpet
| 20.10.18 | 1/2 | Mana Ayukawa | Riko Sawayanagi | 6-1, 6-3 |  | match details |  Hamamatsu | Carpet |
| 19.10.18 | 1/4 | Riko Sawayanagi | Susan Bandecchi | 7-5, 6-4 |  | match details | ||
| 18.10.18 | 2nd round | Riko Sawayanagi | Miyabi Inoue | 6-3, 4-6, 6-3 | | match details | ||
| 17.10.18 | 1st round | Riko Sawayanagi | Kisa Yoshioka | 6-1, 6-1 | | match details | ||
| 29.08.18 | 1st round | Shiho Akita | Riko Sawayanagi | 6-75, 6-1, 7-5 | | match details | Nanao | Carpet |
