Sam Riffice 6-2,6-4 Yosuke Watanuki 2019-06-19 06:45
Stadium: Court 5 Round: 24 Ground: Hardcourt outdoor
Home History
| ITF M25 Wichita | 2019/06/16 17:00 | Brandon Holt v Sam Riffice | 1-6,4-6 |
| ITF M25 Wichita | 2019/06/15 15:00 | Sam Riffice v Alexander Ritschard | 6-2,6-1 |
| ITF M25 Wichita | 2019/06/14 16:00 | Jordi Arconada v Sam Riffice | 3-6,3-6 |
| ITF M25 Wichita | 2019/06/13 17:10 | Ezekiel Clark v Sam Riffice | 4-6,4-6 |
| ITF M25 Wichita | 2019/06/12 16:30 | Brandon Lam v Sam Riffice | 0-6,1-6 |
| Challenger Orlando | 2019/01/03 16:45 | Mathias Bourgue v Sam Riffice | 6-4,5-7,6-2 |
| Challenger Orlando | 2019/01/01 16:50 | Sam Riffice v Filip Peliwo | 1-6,6-2,6-0 |
| Challenger Orlando | 2018/12/31 21:25 | Sam Riffice v Jan Choinski | 6-1,2-6,6-3 |
Away History
| Challenger Nottingham | 2019/06/11 17:10 | Christopher Eubanks v Yosuke Watanuki | 6-1,7-6 |
| Challenger Vicenza | 2019/05/31 07:30 | Yosuke Watanuki v Facundo Bagnis | 1-6,1-6 |
| Challenger Vicenza | 2019/05/29 16:25 | Javier Barranco Cosano v Yosuke Watanuki | 7-6,6-7,4-6 |
| French Open | 2019/05/21 08:00 | Tennys Sandgren v Yosuke Watanuki | 6-2,6-4 |
| Challenger Heilbronn | 2019/05/13 13:55 | Yosuke Watanuki v Jozef Kovalik | 2-6,2-6 |
| Challenger Indian Wells | 2019/02/27 20:20 | Yosuke Watanuki v Lukas Rosol | 6-7,6-7 |
| Challenger Indian Wells | 2019/02/25 18:00 | Zane Khan v Yosuke Watanuki | 6-3,2-6,2-6 |
| ATP Delray Beach | 2019/02/18 17:30 | Lukas Lacko v Yosuke Watanuki | 6-4,6-4 |