Stadium: Stadium Round: 25 Ground: Hardcourt outdoor
| ITF M25 Sapporo | 2024/09/13 01:00 | Yusuke Kusuhara v Jacob Brumm | 6-7,6-4,1-6 |
| ITF M25 Sapporo | 2024/09/12 00:50 | Yuta Kawahashi v Jacob Brumm | 4-6,2-6 |
| ITF M25 Sapporo | 2024/09/10 01:00 | Jacob Brumm v Hikaru Shiraishi | 6-1,6-3 |
| ITF M25 Sapporo | 2024/09/06 03:00 | Jacob Brumm v Daisuke Sumizawa | 6-2,4-6,4-6 |
| ITF M25 Sapporo | 2024/09/05 01:00 | Makoto Ochi v Jacob Brumm | 5-7,3-6 |
| ITF M25 Sapporo | 2024/09/03 02:50 | Takuya Kumasaka v Jacob Brumm | 5-7,3-6 |
| ITF M15 Huamantla | 2024/08/02 16:30 | Peter Bertran v Jacob Brumm | 4-6,6-0,6-3 |
| ITF M15 Huamantla | 2024/08/01 15:00 | Alan Sau Franco v Jacob Brumm | 4-6,2-6 |