Stadium: Court 1 Round: 28 Ground: Clay
| ITF Austria F5 | 2018/08/03 09:25 | Mike Urbanija v Takuto Niki | 3-6,5-7 |
| ITF Austria F5 | 2018/08/02 08:00 | Alessandro Ceppellini v Takuto Niki | 6-7,0-6 |
| ITF Austria F4 | 2018/07/25 08:00 | Filip Duda v Takuto Niki | 6-7,6-3,7-5 |
| ITF Austria F4 | 2018/07/24 08:00 | Franjo Raspudic v Takuto Niki | 6-3,2-6,2-6 |
| ITF Korea F3 | 2018/06/23 03:55 | Takuto Niki v Ji Sung Nam | 3-6,6-4,1-6 |
| ITF Korea F3 | 2018/06/22 08:10 | Takuto Niki v Jae Hwan Kim | 6-3,6-4 |
| ITF Korea F3 | 2018/06/20 03:15 | Cheng-Yu Yu v Takuto Niki | 4-6,3-6 |
| ITF Korea F3 | 2018/06/19 07:10 | Soichiro Moritani v Takuto Niki | 0-6,0-6 |
| ITF Austria F5 | 2018/08/03 10:30 | Jonas Trinker v Tomislav Jotovski | 3-6,6-2,7-6 |
| ITF Austria F5 | 2018/08/02 08:00 | Nerman Fatic v Jonas Trinker | 4-6,7-6,4-6 |
| ITF Austria F5 | 2018/07/31 11:05 | Stefano Battaglino v Jonas Trinker | 2-6,2-6 |
| ITF Austria F4 | 2018/07/25 09:50 | Jonas Trinker v Thomas Statzberger | 6-3,2-6,4-6 |
| ITF Austria F4 | 2018/07/23 13:30 | Jonas Trinker v Sandro Kopp | 6-3,2-6,6-0 |
| ITF Austria F3 | 2018/07/17 10:10 | Jonas Trinker v Alexander Shevchenko | 5-7,1-6 |
| ITF Austria F3 | 2018/07/14 12:30 | Jonas Trinker v Sebastian Kurzmann | 6-2,6-1 |
| ITF Austria F3 | 2018/07/14 07:15 | Jonas Trinker v Nir Vodavoz | 7-5,6-3 |