Ground: Hardcourt outdoor
| ITF Thailand F10 | 2014/05/27 06:20 | Onozawa, Arata v Sornbutnark, Warit | 7-6,6-1 |
| ITF Thailand F9 | 2015/04/28 03:00 | Itzstein, Zach v Sornbutnark, Warit | 4-6,6-1,3-6 |
| ITF Thailand F9 | 2015/04/26 07:45 | Sornbutnark, Warit v Patrombon, Jeson | 6-3,7-5 |
| ITF Thailand F9 | 2015/04/25 06:30 | Sornbutnark, Warit v Onoda, Ken | 6-7,7-5,6-3 |
| ITF Thailand F9 | 2015/04/20 04:45 | Shiga, Masato v Sornbutnark, Warit | 4-6,5-7 |
| Coupe Davis | 2015/03/08 05:15 | Sornbutnark, Warit v Nam, Ji Sung | 6-4,6-3 |
| ITF Thailand F10 | 2014/12/01 04:05 | Wang, Chuhan v Sornbutnark, Warit | 6-4,6-4 |
| ITF Thailand F10 | 2014/11/27 04:00 | Sornbutnark, Warit v Jason Jung | 3-6,2-6 |
| ITF Hong Kong F3 | 2014/07/20 02:00 | Sornbutnark, Warit v Susanto, David Agung | 1-6,2-6 |
| ITF Thailand F9 | 2015/04/28 07:15 | Shiga, Masato v Onozawa, Arata | 3-6,6-7 |
| ITF Japan F4 | 2015/03/30 05:00 | Onozawa, Arata v Sekiguchi, Shuichi | 4-6,4-6 |
| ITF Japan F3 | 2015/03/24 03:20 | Yasutaka Uchiyama v Onozawa, Arata | 6-3,6-2 |
| ITF Japan F2 | 2015/03/17 04:10 | Sasai, Masaki v Onozawa, Arata | 6-4,6-4 |
| ITF Japan F1 | 2015/03/12 01:00 | Onozawa, Arata v Onishi, Ken | 3-6,6-1,5-7 |
| ITF Japan F1 | 2015/03/10 01:00 | Onozawa, Arata v Hashimoto, Taiki | 6-2,6-1 |
| ITF Turkey F2 | 2015/01/17 07:00 | Onozawa, Arata v Alexey Vatutin | 2-6,2-6 |
| ITF Turkey F2 | 2015/01/15 12:55 | Jankovic, Miki v Onozawa, Arata | 4-6,7-6,0-6 |