Stadium: Court 13 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Hong Kong | 2019/01/02 02:00 | Benjamin Hassan v Takashi Saito | 1-6,4-6 |
| ITF M25 Hong Kong | 2019/01/01 02:00 | Takashi Saito v William Ma | 6-0,6-3 |
| ITF Hong Kong F3 | 2018/12/25 05:20 | Runhao Hua v Takashi Saito | 6-4,3-6,6-3 |
| Challenger Kobe | 2018/11/10 07:20 | Seita Watanabe v Takashi Saito | 4-6,7-5,7-6 |
| ITF Thailand F8 | 2018/11/08 02:00 | Antoine Bellier v Takashi Saito | 6-1,6-1 |
| ITF Thailand F8 | 2018/11/07 02:00 | Jirat Navasirisomboon v Takashi Saito | 0-6,0-6 |
| ITF Thailand F8 | 2018/11/05 08:55 | Pruchya Isarow v Takashi Saito | 3-6,4-6 |
| ITF Thailand F6 | 2018/10/11 03:00 | Takashi Saito v Matic Spec | 4-6,7-6,6-7 |
| ITF M25 Hong Kong | 2019/01/02 03:20 | Julian Lenz v Pak Long Yeung | 6-1,6-4 |
| Challenger Houston | 2018/11/12 21:45 | Julian Lenz v Ernesto Escobedo | 6-4,3-6,6-7 |
| Challenger Houston | 2018/11/11 17:55 | Julian Lenz v Hady Habib | 7-6,4-6,6-4 |
| Challenger Houston | 2018/11/10 22:00 | Julian Lenz v Nathaniel Lammons | 4-6,6-1,6-4 |
| Challenger Knoxville | 2018/11/04 18:20 | Gijs Brouwer v Julian Lenz | 6-3,6-4 |
| Challenger Ismaning | 2018/10/14 09:00 | Julian Lenz v Albano Olivetti | 4-6,3-6 |
| Challenger Ismaning | 2018/10/13 09:00 | David Poljak v Julian Lenz | 6-7,2-6 |
| Challenger Ortisei | 2018/10/07 09:30 | Julian Lenz v Benjamin Hassan | 4-6,4-6 |