Stadium: CPK Round: 54 Ground: Hardcourt outdoor
| ITF M15 Harmon | 2024/06/02 00:00 | Geni Inoue v Pierre Gimla | 6-0,6-0 |
| ITF M15 Karuizawa | 2024/05/27 01:00 | Geni Inoue v Yusaku Sugaya | 4-6,2-6 |
| ITF M15 Antalya | 2024/04/29 07:00 | Marsel Ilhan v Geni Inoue | 3-6,6-3,10-7 |
| ITF M15 Antalya | 2024/04/23 07:00 | Geni Inoue v Martins Rocens | 4-6,2-6 |
| ITF M15 Antalya | 2024/04/22 11:00 | Geni Inoue v Darius Florin Pop | 6-2,7-5 |
| ITF M15 Antalya | 2024/04/21 07:00 | Renlong Pang v Geni Inoue | 6-7,4-6 |
| ITF M15 Antalya | 2024/04/16 08:25 | Denis Constantin Spiridon v Geni Inoue | 7-6,6-3 |
| ITF M15 Antalya | 2024/04/15 07:00 | Geni Inoue v Edouard Villoslada | 6-3,3-6,13-11 |
| ITF M15 Harmon | 2024/06/02 00:00 | Babji Siva Atturu v Seiya Nakanishi | 1-6,2-6 |
| UTR Pro Urayasu | 2024/05/11 00:00 | Yuki Mochizuki v Seiya Nakanishi | 6-4,6-4 |
| UTR Pro Urayasu | 2024/05/09 03:00 | Kazuki Saito v Seiya Nakanishi | 4-6,2-6 |
| UTR Pro Urayasu | 2024/05/09 01:30 | Hiiro Sakamoto v Seiya Nakanishi | 7-6,7-6 |
| UTR Pro Urayasu | 2024/05/06 02:15 | Toa Maeda v Seiya Nakanishi | 3-6,1-6 |
| UTR Pro Suita | 2024/04/28 02:00 | Shion Itsusaki v Seiya Nakanishi | 6-4,6-4 |
| UTR Pro Suita | 2024/04/27 00:30 | Wakamatsu Taichi v Seiya Nakanishi | 3-6,7-6,5-7 |
| UTR Pro Suita | 2024/04/26 02:00 | Hiiro Sakamoto v Seiya Nakanishi | 3-6,6-2,2-6 |