stadio: Centre Court Round: 25 Ground: Hardcourt outdoor
| Challenger Yokohama | 2023/11/21 01:00 | Naoki Nakagawa v Andres Martin | 6-7,6-1,2-6 |
| Challenger Yokohama | 2023/11/20 01:00 | Mathys Erhard v Naoki Nakagawa | 6-4,3-6,4-6 |
| Challenger Yokohama | 2023/11/19 01:00 | Yusuke Takahashi v Naoki Nakagawa | 5-7,6-7 |
| Challenger Kobe | 2023/11/12 03:25 | Blake Ellis v Naoki Nakagawa | 6-2,6-7,7-6 |
| Challenger Matsuyama | 2023/11/07 06:30 | Naoki Nakagawa v Shintaro Mochizuki | 2-6,2-6 |
| Challenger Matsuyama | 2023/11/06 01:00 | Naoki Nakagawa v Yusuke Takahashi | 6-3,6-2 |
| Challenger Matsuyama | 2023/11/05 03:35 | Naoki Nakagawa v Yuto Oki | 6-4,6-2 |
| Challenger Sydney | 2023/10/31 00:20 | Hiroki Moriya v Naoki Nakagawa | 6-3,7-6 |
| Challenger Yokohama | 2023/11/24 02:00 | Yuta Shimizu v Coleman Wong | 7-6,6-7,7-6 |
| Challenger Yokohama | 2023/11/20 05:20 | Altug Celikbilek v Coleman Wong | 6-2,3-6,2-6 |
| Challenger Sydney | 2023/11/02 03:55 | Coleman Wong v Rinky Hijikata | 6-4,3-6,2-6 |
| Challenger Sydney | 2023/10/31 04:10 | Pavle Marinkov v Coleman Wong | 6-7,2-6 |
| Challenger Playford | 2023/10/29 00:30 | Coleman Wong v James Duckworth | 5-7,5-7 |
| Challenger Playford | 2023/10/28 04:35 | Coleman Wong v Taro Daniel | 4-6,7-6,7-5 |
| Challenger Playford | 2023/10/27 00:30 | Coleman Wong v Tristan Schoolkate | 6-7,7-6,7-6 |
| Challenger Playford | 2023/10/24 23:30 | Ajeet Rai v Coleman Wong | 6-3,2-6,2-6 |