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 2014 / surface: Grass
Riko Sawayanagi / year 2014 / surface: Grass
| 13.10.14 | 1/4 | Riko Sawayanagi | Indy De Vroome | 6-4, 6-2 |  | match details |  Makinohara | Grass |
| 13.10.14 | 1/2 | Tatjana Maria | Riko Sawayanagi | 6-2, 6-2 |  | match details | ||
| 13.10.14 | 1st round | Riko Sawayanagi | Makoto Ninomiya | 6-3, 4-6, 6-2 | | match details | ||
| 13.10.14 | 2nd round | Riko Sawayanagi | Kanae Hisami | 7-611, 6-3 | | match details | ||
| 19.05.14 | qual. | Riko Sawayanagi | Yoshimi Kawasaki | 6-3, 6-1 | | match details | Karuizawa | Grass |
| 19.05.14 | 2nd round | Su Jeong Jang | Riko Sawayanagi | 6-1, 6-1 | | match details | ||
| 19.05.14 | 1st round | Riko Sawayanagi | Emily Webley-Smith | 6-1, 6-2 | | match details | ||
| 12.05.14 | q 1 | Riko Sawayanagi | Mari Osaka | 6-0, 7-5 | | match details | Kurume | Grass |
| 12.05.14 | q 2 | Tori Kinard | Riko Sawayanagi | 7-5, 0-6, 6-4 | | match details | ||
| 05.05.14 | 1st round | Nao Hibino | Riko Sawayanagi | 6-3, 7-5 | | match details | Fukuoka | Grass |
