Stadium: Court 6 輪: 25 Ground: Hardcourt outdoor
| ITF關島F1 | 2018/06/19 00:00 | 河內一真 v Yuichiro Inui | 6-7,6-1,6-2 |
| ITF M15雅加達 | 2023/06/21 06:00 | Cihan Akay v Yuichiro Inui | 6-1,6-7,6-0 |
| ITF M15雅加達 | 2023/06/15 02:00 | Yuichiro Inui v 米倫•Hurrion | 1-6,3-6 |
| ITF M15雅加達 | 2023/06/14 02:00 | Timothy Phung v Yuichiro Inui | 6-4,3-6,1-6 |
| ITF M25雅加達 | 2023/06/08 02:00 | 守屋宏紀 v Yuichiro Inui | 6-2,6-2 |
| ITF M25雅加達 | 2023/06/07 02:00 | Yuichiro Inui v 安東尼 Susanto | 3-6,6-4,6-4 |
| ITF M15輕井澤 | 2023/06/03 03:30 | Yuichiro Inui v Sora Fukuda | 3-6,3-6 |
| ITF M15輕井澤 | 2023/06/01 02:25 | Yuichiro Inui v Lennon-Roark Jones | 6-3,6-2 |
| ITF M15輕井澤 | 2023/05/31 01:00 | Yuichiro Inui v Ren Nakamura | 6-1,3-6,6-4 |
| ITF M15雅加達 | 2023/06/22 02:00 | 松田康希 v 河內一真 | 7-6,4-6,6-2 |
| ITF M15雅加達 | 2023/06/20 07:20 | 河內一真 v 羅伊•霍布斯 | 6-2,6-1 |
| ITF M15雅加達 | 2023/06/17 02:00 | 河內一真 v 賈斯汀•巴奇 | 4-6,4-6 |
| ITF M15雅加達 | 2023/06/15 02:00 | 河內一真 v Gunawan Trismuwantara | 6-1,6-2 |
| ITF M15雅加達 | 2023/06/14 02:00 | 河內一真 v Moerani Bouzige | 6-4,6-4 |
| ITF M15輕井澤 | 2023/06/03 03:30 | 河內一真 v 伊藤童馬 | 1-6,4-6 |
| ITF M15輕井澤 | 2023/06/01 00:30 | 河內一真 v 鈴木高 | 6-2,1-6,7-5 |
| ITF M15輕井澤 | 2023/05/30 07:05 | 河內一真 v Ko Nagashima | 6-2,6-3 |