| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2016 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 1/5 | 1/4 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2014 | 2/6 | 0/3 | 0/0 | 1/1 | 1/1 | 0/1 | 0/0 |
| 2013 | 0/7 | 0/5 | 0/0 | 0/0 | 0/1 | 0/1 | 0/0 |
| 2012 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/1 | 0/0 |
| TOTAL | 3/20 | 1/13 | 0/0 | 1/2 | 1/2 | 0/3 | 0/0 |
| perc. % | 13.04 % | 7.14 % | 0 % | 33.33 % | 33.33 % | 0 % | 0 % |
Rikako Suga / scheduled / last
| no matches found |
Rikako Suga form / year 2015 / surface: Hard
Rikako Suga / year 2015 / surface: Hard
| 08.06.15 | q 1 | Rikako Suga | Yurina Koshino | Yurina Koshino - walk over |  | match details |  Kashiwa | Hard |
| 08.06.15 | qual. | Aki Yamasoto | Rikako Suga | 6-3, 6-1 |  | match details | ||
| 01.06.15 | q 2 | Emiko Ito | Rikako Suga | 6-2, 6-2 | | match details | Tokyo Ariake | Hard |
| 23.03.15 | q 1 | Ayaka Kanai | Rikako Suga | 6-2, 3-6, 6-2 | | match details | Nishi Tama | Hard |
| 16.03.15 | q 1 | Machika Miyaji | Rikako Suga | 6-1, 6-4 | | match details | Kofu | Hard |
