Nombre: Masaki Sasai
País: Japan
Fecha de nacimiento: 22.08.89, 36 años
Dinero del premio: 14280 $
Partidos totales: 203
ganar: 114
%: 56.16 %
País: Japan
Fecha de nacimiento: 22.08.89, 36 años
Dinero del premio: 14280 $
Partidos totales: 203
ganar: 114
%: 56.16 %
| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2018 | 11/8 | 8/6 | 2/1 | 0/0 | 1/1 | 0/0 | 0/0 |
| 2017 | 24/14 | 22/11 | 1/1 | 0/0 | 1/2 | 0/0 | 0/0 |
| 2016 | 17/16 | 13/10 | 4/4 | 0/0 | 0/2 | 0/0 | 0/0 |
| 2015 | 24/14 | 19/8 | 4/4 | 1/1 | 0/1 | 0/0 | 0/0 |
| 2014 | 21/13 | 15/8 | 3/2 | 1/1 | 2/2 | 0/0 | 0/0 |
| 2013 | 10/10 | 7/5 | 1/2 | 0/0 | 2/3 | 0/0 | 0/0 |
| 2012 | 6/9 | 4/5 | 1/2 | 0/0 | 1/1 | 0/1 | 0/0 |
| 2011 | 1/2 | 0/0 | 0/0 | 0/0 | 0/1 | 1/1 | 0/0 |
| 2010 | 0/2 | 0/1 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2008 | 0/1 | 0/0 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| TOTAL | 114/89 | 88/54 | 16/16 | 2/2 | 7/15 | 1/2 | 0/0 |
| porc. % | 56.16 % | 61.97 % | 50 % | 50 % | 31.82 % | 33.33 % | 0 % |
Masaki Sasai / programado / pasado
| No se encontraron partidos |
Masaki Sasai form / superficie: Alfombra
Masaki Sasai / superficie: Alfombra
| 09.06.18 | c 2 | Masayoshi Ono | Masaki Sasai | 7-5, 6-4 |  | match details |  Japan F8 | Alfombra |
| 09.06.18 | c 1 | Masaki Sasai | Yusei Fukuoka | 6-0, 6-1 |  | match details | ||
| 11.11.17 | c 1 | Chu-Huan Yi | Masaki Sasai | 4-6, 6-3, 6-4 | | match details | Toyota Challenger | Alfombra |
| 15.06.17 | 2da ronda | Yuta Shimizu | Masaki Sasai | 6-1, 1-6, 7-61 | | match details | Japan F8 | Alfombra |
| 14.06.17 | 1er ronda | Masaki Sasai | Rio Noguchi | 6-1, 4-6, 6-4 | | match details | ||
| 12.11.16 | c 1 | Young Seok Kim | Masaki Sasai | 6-1, 7-5 | | match details | Toyota Challenger | Alfombra |
| 14.06.16 | 1er ronda | Gengo Kikuchi | Masaki Sasai | 7-5, 6-4 | | match details | Japan F8 | Alfombra |
| 15.06.15 | 1er ronda | Ryota Tanuma | Masaki Sasai | 6-1, 6-3 | | match details | Japan F7 | Alfombra |
| 15.11.14 | c 2 | Ji Sung Nam | Masaki Sasai | 7-66, 6-1 | | match details | Toyota Challenger | Alfombra |
| 15.11.14 | c 1 | Masaki Sasai | Motoaki Kita | 7-5, 4-6, 6-4 | | match details | ||
| 16.06.14 | 2da ronda | Ben Mclachlan | Masaki Sasai | 6-3, 6-4 | | match details | Japan F7 | Alfombra |
| 16.06.14 | 1er ronda | Masaki Sasai | Soichiro Moritani | 6-1, 1-6, 6-4 | | match details | ||
| 16.11.13 | c 1 | Artem Sitak | Masaki Sasai | 3-6, 6-3, 6-3 | | match details | Toyota Challenger | Alfombra |
| 17.06.13 | 1er ronda | Masaki Sasai | Kazuya Tamura | 7-66, 4-6, 6-2 | | match details | Japan F6 | Alfombra |
| 17.06.13 | 2da ronda | Yuuya Kibi | Masaki Sasai | 7-5, 6-1 | | match details | ||
| 02.03.13 | c 1 | Masaki Sasai | Bumpei Sato | 7-63, 7-5 | | match details | Kyoto Challenger | Alfombra |
| 02.03.13 | c 2 | Takao Suzuki | Masaki Sasai | 6-4, 6-2 | | match details | ||
| 17.11.12 | c 1 | Masaki Sasai | Kento Takeuchi | 6-3, 6-2 | | match details | Toyota Challenger | Alfombra |
| 17.11.12 | c 2 | Arata Onozawa | Masaki Sasai | 6-3, 6-4 | | match details | ||
| 07.03.11 | c 1 | Junn Mitsuhashi | Masaki Sasai | 6-2, 6-2 | | match details | Kyoto Challenger | Alfombra |
| 21.06.10 | 1er ronda | Oh-Hee Kwon | Masaki Sasai | 7-5, 6-4 | | match details | Japan F7 | Alfombra |
| 23.06.08 | 1er ronda | Jun-Chao Xu | Masaki Sasai | 6-4, 6-4 | | match details | Japan F6 | Alfombra |