Stadium: Court B Round: 28 Ground: Hardcourt outdoor
| Challenger - Burnie | 2019/01/21 01:25 | Sebastian Fanselow v Yang, Tsung-Hua | 6-4,6-3 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/02/07 04:05 | Yang, Tsung-Hua v Laurent Lokoli | 4-6,6-4,6-1 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/02/06 03:50 | Yang, Tsung-Hua v Denis Yevseyev | 6-4,6-2 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/02/05 05:25 | Yang, Tsung-Hua v Thanapet Chanta | 2-6,6-2,6-3 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/01/30 04:25 | Yang, Tsung-Hua v Matija Pecotic | 3-6,6-3,5-7 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/01/29 07:45 | Yang, Tsung-Hua v Renta Tokuda | 3-6,6-3,6-1 |
| Bangkok, Thaïlande | 2020/01/12 04:30 | Yang, Tsung-Hua v Zhang, Ze | 3-6,4-6 |
| Open d'Australie Playoff Wilcard Australienne | 2019/12/05 02:00 | Yang, Tsung-Hua v Yuki Mochizuki | 3-6,3-6 |
| Challenger Kobe | 2019/11/05 05:35 | Yang, Tsung-Hua v Gabashvili, Teimuraz | 2-6,3-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/02/07 02:30 | Sebastian Fanselow v Makoto Ochi | 6-0,6-3 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/02/06 02:25 | Corentin Denolly v Sebastian Fanselow | 4-6,1-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/02/05 02:30 | Wishaya Trongcharoenchaikul v Sebastian Fanselow | 3-6,7-6,3-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/01/29 02:30 | Chun Hsin Tseng v Sebastian Fanselow | 6-1,4-6,6-4 |
| ITF M25 Rancho Santa Fe | 2020/01/16 18:00 | Collin Altamirano v Sebastian Fanselow | 6-1,6-1 |
| ITF M25 Rancho Santa Fe | 2020/01/15 21:55 | Alafia Ayeni v Sebastian Fanselow | 3-6,2-6 |
| ITF M25 Rancho Santa Fe | 2020/01/14 18:55 | Sebastian Fanselow v Lebedev, Alexander | 7-5,2-6,10-3 |
| Los Angeles, Singles M-ITF-USA-01A | 2020/01/08 18:30 | Alexander Ritschard v Sebastian Fanselow | 6-3,6-0 |