Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Gimcheon | 2018/05/08 02:00 | Rubin Statham v Go Soeda | 2-6,6-3,4-6 |
| Challenger Traralgon | 2014/11/05 01:45 | Go Soeda v Rubin Statham | 4-6,6-4,2-6 |
| Challenger Gimcheon | 2018/05/11 02:00 | Max Purcell v Go Soeda | 6-3,6-3 |
| Challenger Gimcheon | 2018/05/09 03:50 | Yusuke Takahashi v Go Soeda | 6-7,2-6 |
| Challenger Gimcheon | 2018/05/08 02:00 | Rubin Statham v Go Soeda | 2-6,6-3,4-6 |
| Challenger Seoul | 2018/05/03 08:50 | Soonwoo Kwon v Go Soeda | 6-4,6-4 |
| Challenger Seoul | 2018/04/30 06:15 | Marcos Giron v Go Soeda | 6-1,3-6,4-6 |
| Challenger Nanchang | 2018/04/17 04:50 | Go Soeda v Roberto Ortega-Olmedo | 4-6,6-7 |
| Challenger Taipei | 2018/04/14 05:00 | Ramkumar Ramanathan v Go Soeda | 7-6,6-4 |
| Challenger Taipei | 2018/04/13 06:00 | Go Soeda v Evgeny Donskoy | 7-6,6-4 |
| Challenger Busan Qual | 2018/05/14 02:00 | Rubin Statham v Guillermo Olaso | 6-4,6-2 |
| Challenger Busan Qual | 2018/05/13 02:00 | Rubin Statham v Tae-Woo Lee | 7-6,6-3 |
| Challenger Busan Qual | 2018/05/12 02:50 | Rubin Statham v Min Gyo Seo | 6-1,6-0 |
| Challenger Gimcheon | 2018/05/08 02:00 | Rubin Statham v Go Soeda | 2-6,6-3,4-6 |
| Challenger Puerto Vallarta | 2018/04/30 20:25 | Rubin Statham v Jose Hernandez-Fernandez | 2-6,4-6 |
| Challenger Leon | 2018/04/25 18:00 | Rubin Statham v Roberto Quiroz | 6-3,6-7,2-6 |
| Challenger Leon | 2018/04/24 15:00 | Marcelo Arevalo v Rubin Statham | 5-7,6-4,2-6 |
| Challenger Leon Qual | 2018/04/23 16:00 | Rubin Statham v Tobias Simon | 7-6,6-3 |