Stadium: I Round: 29
| Challenger Gimcheon MD | 2018/05/09 04:45 | Roelofse R / Smith J-P v Wu Y / Zhang Z | 6-2,6-3 |
| Challenger Gimcheon MD | 2018/05/07 07:40 | Roelofse R / Smith J-P v Gong M / Uchiyama Y | 7-6,7-5 |
| Challenger Gimcheon MD | 2018/05/11 05:30 | Ratiwatana Sa / Ratiwatana So v Bury A / Peng H-Y | 3-6,6-3,10-4 |
| Challenger Gimcheon MD | 2018/05/10 07:20 | Purcell M / Saville L v Ratiwatana Sa / Ratiwatana So | 1-6,4-6 |
| Challenger Gimcheon MD | 2018/05/09 04:30 | Chen T / Yi C v Ratiwatana Sa / Ratiwatana So | 1-6,6-4,8-10 |
| Challenger Seoul MD | 2018/05/03 07:00 | Chen T / Yi C v Ratiwatana Sa / Ratiwatana So | 7-6,4-6,10-8 |
| Challenger Taipei - Doubles Hommes | 2018/04/13 10:50 | Ebden M / Whittington A v Ratiwatana Sa / Ratiwatana So | 6-3,6-4 |
| Challenger Taipei - Doubles Hommes | 2018/04/12 09:35 | Erlich J / Nielsen F v Ratiwatana Sa / Ratiwatana So | 0-6,6-3,6-10 |
| Challenger Taipei - Doubles Hommes | 2018/04/11 08:10 | Ito T / Matsui T v Ratiwatana Sa / Ratiwatana So | 7-6,3-6,6-10 |
| Coupe Davis | 2018/04/08 02:00 | Alcantara F C / Arcilla J v Ratiwatana Sa / Ratiwatana So | 6-4,6-7,1-6 |