Stadium: Court B Round: 44 Ground: Hardcourt outdoor
| Bangkok-2, Thailand | 2020/01/20 07:05 | Thanapet Chanta v Zdenek Kolar | 6-7,0-6 |
| Hong Kong, Simples M-ITF-HKG-01A | 2020/01/09 02:00 | Thanapet Chanta v Yuta Shimizu | 2-6,2-6 |
| Hong Kong, Simples M-ITF-HKG-01A | 2020/01/08 02:00 | Thanapet Chanta v Wishaya Trongcharoenchaikul | 6-3,4-6,6-4 |
| Hong Kong, Simples M-ITF-HKG-01A | 2020/01/07 02:00 | Eero Vasa v Thanapet Chanta | 6-3,4-6,6-10 |
| Hong Kong, Simples M-ITF-HKG-01A | 2020/01/06 02:00 | Magalit, Peter Alester v Thanapet Chanta | 2-6,0-6 |
| ITF - M15 Doha | 2019/12/19 10:25 | Aslan Karatsev v Thanapet Chanta | 6-3,7-6 |
| ITF - M15 Doha | 2019/12/18 16:20 | Thanapet Chanta v Bader Alabdullah | 7-6,6-1 |
| ITF - M15 Doha | 2019/12/18 11:30 | Niv, Benjamin v Thanapet Chanta | 4-6,1-6 |
| Nonthaburi, Simples M-ITF-THA-06A | 2019/12/03 05:30 | Keisuke Saitoh v Makoto Ochi | 2-6,2-6 |
| Nonthaburi, Simples M-ITF-THA-06A | 2019/11/29 03:00 | Duckhee Lee v Keisuke Saitoh | 6-2,6-1 |
| Nonthaburi, Simples M-ITF-THA-06A | 2019/11/28 02:30 | Keisuke Saitoh v Rio Noguchi | 7-5,7-6 |
| Nonthaburi, Simples M-ITF-THA-06A | 2019/11/27 02:30 | Keisuke Saitoh v Ryota Tanuma | 6-2,7-6 |
| Akishima, Singles M-ITF-JPN-08A | 2019/06/14 03:15 | Rio Noguchi v Keisuke Saitoh | 6-1,6-1 |
| Akishima, Singles M-ITF-JPN-08A | 2019/06/13 04:05 | Keisuke Saitoh v Kikuchi, Gengo | 7-5,6-0 |
| Akishima, Singles M-ITF-JPN-08A | 2019/06/12 02:40 | Keisuke Saitoh v Yamanaka, Kyohei | 6-1,6-3 |
| ITF - M15 Kashiwa | 2019/04/04 01:00 | Yusuke Takahashi v Keisuke Saitoh | 6-2,6-1 |