Nombre: Masaki Osafune
País: Japan
Fecha de nacimiento: 07.03.95, 31 años
Partidos totales: 81
ganar: 43
%: 53.09 %
País: Japan
Fecha de nacimiento: 07.03.95, 31 años
Partidos totales: 81
ganar: 43
%: 53.09 %
| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2018 | 6/5 | 5/4 | 0/0 | 0/0 | 1/1 | 0/0 | 0/0 |
| 2017 | 18/11 | 16/8 | 1/1 | 0/0 | 1/2 | 0/0 | 0/0 |
| 2016 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 11/11 | 6/6 | 3/3 | 0/1 | 2/1 | 0/0 | 0/0 |
| 2014 | 3/3 | 1/2 | 0/0 | 0/0 | 2/1 | 0/0 | 0/0 |
| 2013 | 4/6 | 4/4 | 0/0 | 0/0 | 0/2 | 0/0 | 0/0 |
| 2012 | 0/1 | 0/0 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| TOTAL | 43/38 | 33/25 | 4/4 | 0/1 | 6/8 | 0/0 | 0/0 |
| porc. % | 53.09 % | 56.9 % | 50 % | 0 % | 42.86 % | 0 % | 0 % |
Masaki Osafune / programado / pasado
| No se encontraron partidos |
Masaki Osafune form / superficie: Alfombra
Masaki Osafune / superficie: Alfombra
| 18.02.18 | c 2 | Takuto Niki | Masaki Osafune | 6-3, 6-2 |  | match details |  Kyoto Challenger | Alfombra |
| 17.02.18 | c 1 | Masaki Osafune | Tomoya Fujiwara | 6-72, 6-3, 6-4 |  | match details | ||
| 11.11.17 | c 1 | Yuto Sakai | Masaki Osafune | 7-64, 1-6, 6-1 | | match details | Toyota Challenger | Alfombra |
| 12.06.17 | c 1 | Masaki Osafune | Hideo Asakura | 6-0, 6-1 | | match details | Japan F8 | Alfombra |
| 12.06.17 | c 2 | Daisuke Sumizawa | Masaki Osafune | 6-1, 3-1, Masaki Osafune - retirado | | match details | ||
| 15.06.15 | c 2 | Masaki Osafune | Leo Julien Sebaoun | 7-5, 6-2 | | match details | Japan F7 | Alfombra |
| 15.06.15 | calif. | Koichi Sano | Masaki Osafune | 6-4, 6-2 | | match details | ||
| 15.06.15 | c 1 | Masaki Osafune | Takahiro Inoue | 3-6, 6-3, 7-5 | | match details | ||
| 16.06.14 | c 1 | Masaki Osafune | Kenichi Sakakibara | 6-1, 6-0 | | match details | Japan F7 | Alfombra |
| 16.06.14 | c 2 | Masaki Osafune | Syun Miyawaki | 6-2, 6-3 | | match details | ||
| 16.06.14 | calif. | Renta Tokuda | Masaki Osafune | 6-4, 6-3 | | match details | ||
| 17.06.13 | c 1 | Daiki Kondo | Masaki Osafune | 6-2, 6-1 | | match details | Japan F6 | Alfombra |
| 02.03.13 | c 1 | Hiroyasu Ehara | Masaki Osafune | 6-2, 6-0 | | match details | Kyoto Challenger | Alfombra |
| 05.03.12 | c 1 | Yusuke Watanuki | Masaki Osafune | 6-3, 6-1 | | match details | Kyoto Challenger | Alfombra |