Stadium: Court B Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Kashiwa | 2019/04/04 03:45 | Wattanakul, Pol v Shintaro Imai | 0-6,0-6 |
| ITF - M15 Kashiwa | 2019/04/02 06:05 | Wattanakul, Pol v Seon Yong Han | 6-2,6-3 |
| ITF - M15 Tsukuba | 2019/03/26 01:00 | Wattanakul, Pol v Mark Whitehouse | 2-6,0-6 |
| Kofu, Qualifications Simples M-ITF-JPN-03A | 2019/03/20 03:25 | Wattanakul, Pol v Takuya Kumasaka | 6-3,1-6,3-6 |
| Bangkok, Thaïlande | 2019/02/12 06:25 | Soeda, Go v Wattanakul, Pol | 6-3,6-3 |
| Bangkok, Thaïlande | 2019/02/11 04:30 | Mousley, Bradley v Wattanakul, Pol | 2-6,6-3,2-6 |
| ITF Thailand F9 | 2018/11/12 03:40 | Wattanakul, Pol v Yeung, Pak Long | 5-7,1-6 |
| ITF Thailand F9 | 2018/11/11 07:30 | Navasirisomboon, Jirat v Wattanakul, Pol | 2-6,4-6 |
| Challenger - Gwangju | 2019/05/14 06:05 | Yusuke Takahashi v Mukund Sasikumar | 1-6,4-6 |
| Challenger - Gwangju | 2019/05/13 02:00 | Yusuke Takahashi v Blake Ellis | 0-0 |
| Puerto Vallarta, Mexico | 2019/05/03 22:00 | Smith, John-Patrick v Yusuke Takahashi | 6-3,6-4 |
| Puerto Vallarta, Mexico | 2019/05/02 21:35 | Yusuke Takahashi v Ward, James | 2-6,6-4,6-3 |
| Puerto Vallarta, Mexico | 2019/05/01 18:35 | Alafia Ayeni v Yusuke Takahashi | 4-6,6-4,3-6 |
| Puerto Vallarta, Mexico | 2019/04/29 19:45 | Ortega-Olmedo, Roberto v Yusuke Takahashi | 5-7,1-6 |
| Challenger Leon | 2019/04/22 17:30 | Ortega-Olmedo, Roberto v Yusuke Takahashi | 6-4,6-4 |
| Challenger - San Luis Potosí | 2019/04/15 16:00 | Facundo Mena v Yusuke Takahashi | 4-6,6-3,6-0 |