Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| Challenger Shanghai | 2019/09/12 04:20 | Collin Altamirano v Tatsuma Ito | 6-3,7-6 |
| UTR Pro Kawaguchi | 2024/08/17 02:15 | Tatsuma Ito v Yuta Kikuchi | 6-7,2-6 |
| UTR Pro Kawaguchi | 2024/08/15 04:22 | Tatsuma Ito v Kazuki Sugimoto | 6-7,6-2,6-1 |
| UTR Pro Kawaguchi | 2024/08/14 04:18 | Tatsuma Ito v Ryotaro Taguchi | 7-5,4-6,6-3 |
| UTR Pro Kawaguchi | 2024/08/13 00:00 | Tatsuma Ito v Taketo Takamisawa | 7-5,6-7,2-6 |
| UTR Pro Kawaguchi | 2024/08/12 00:00 | Tatsuma Ito v Kodai Kato | 6-3,6-0 |
| ITF M15 Tokyo | 2024/07/10 04:10 | Tatsuma Ito v Hikaru Shiraishi | 6-4,6-7,6-7 |
| ITF M15 Tokyo | 2024/07/03 02:00 | Evan Zhu v Tatsuma Ito | 6-4,6-4 |
| ITF M15 Harmon | 2024/06/06 00:00 | Tomohiro Masabayashi v Tatsuma Ito | 6-3,2-6,6-4 |
| ITF M15 Huntsville | 2024/08/15 14:55 | Tyler Zink v Collin Altamirano | 6-2,6-3 |
| ITF M15 Huntsville | 2024/08/14 16:15 | William Manning v Collin Altamirano | 3-6,3-6 |
| ITF M15 Huntsville | 2024/08/13 15:45 | Preston Brown v Collin Altamirano | 4-6,7-6,1-6 |
| Challenger Lincoln | 2024/08/04 18:50 | Stefan Kozlov v Collin Altamirano | 6-4,7-6 |
| ITF M25 Edwardsville | 2024/07/31 12:55 | Ryan Fishback v Collin Altamirano | 2-6,6-3,6-2 |
| ITF M15 Lakewood | 2024/07/02 20:00 | Jack Anthrop v Collin Altamirano | 6-1,6-3 |
| ITF M15 Los Angeles | 2024/06/27 18:00 | Collin Altamirano v Keegan Smith | 6-4,2-6,3-6 |
| ITF M15 Los Angeles | 2024/06/26 18:00 | Collin Altamirano v Maxwell McKennon | 6-4,6-2 |