Stadium: Court 3 Round: 19 Ground: Clay
| Challenger Biella | 2020/09/26 12:00 | Yosuke Watanuki v Alexander Ritschard | 1-6,5-7 |
| French Open | 2020/09/21 10:20 | Jason Jung v Yosuke Watanuki | 6-2,6-0 |
| Challenger Drummondville | 2020/02/21 19:45 | Yosuke Watanuki v Arthur Rinderknech | 2-6,4-6 |
| Challenger Drummondville | 2020/02/20 20:50 | Dominik Koepfer v Yosuke Watanuki | 3-6,1-6 |
| Challenger Drummondville | 2020/02/19 21:25 | Geoffrey Blancaneaux v Yosuke Watanuki | 2-6,7-5,6-7 |
| Challenger Cleveland | 2020/02/16 19:30 | Yosuke Watanuki v Mikael Torpegaard | 3-6,6-1,1-6 |
| Challenger Cleveland | 2020/02/15 20:10 | Ernesto Escobedo v Yosuke Watanuki | 4-6,4-6 |
| Challenger Cleveland | 2020/02/14 16:00 | Yosuke Watanuki v Ulises Blanch | 7-5,7-5 |
| Challenger Poprad Tatry Qual | 2018/06/16 10:05 | Andreas Haider-Maurer v Robert Galloway | 6-4,7-5 |
| Challenger Loughborough Qual | 2018/05/19 13:30 | Robert Galloway v Jurij Rodionov | 0-6,5-7 |
| Challenger Lisbon Qual | 2018/05/13 14:35 | Joris De Loore v Robert Galloway | 6-1,6-1 |
| Challenger Lisbon Qual | 2018/05/12 14:55 | Robert Galloway v Hunter Reese | 6-3,6-1 |
| Challenger Tallahassee Qual | 2018/04/21 14:00 | Nathaniel Lammons v Robert Galloway | 7-5,6-4 |
| Challenger Sarasota Qual | 2018/04/14 16:20 | Robert Galloway v Samuel Shropshire | 2-6,2-6 |
| ITF Bahrain F1 | 2018/03/22 14:15 | Robert Galloway v Riccardo Maiga | 4-6,2-6 |
| ITF Bahrain F1 | 2018/03/21 14:00 | Robert Galloway v Palaphoom Kovapitukted | 6-7,6-1,7-6 |