Stadium: Court 8 Round: 25 Ground: Clay
| ITF Japan F5 | 2018/04/07 01:00 | Makoto Ochi v Zhe Li | 3-6,3-6 |
| ITF Japan F5 | 2018/04/06 01:00 | Ryota Tanuma v Makoto Ochi | 6-2,3-6,6-7 |
| ITF Japan F5 | 2018/04/04 01:00 | Makoto Ochi v Sora Fukuda | 7-6,6-7,6-2 |
| ITF Japan F4 | 2018/03/29 01:00 | Makoto Ochi v Hiroyasu Ehara | 6-4,5-7,4-6 |
| ITF Japan F4 | 2018/03/28 01:00 | Jumpei Yamasaki v Makoto Ochi | 1-6,2-6 |
| ITF Japan F3 | 2018/03/24 02:00 | Seong Chan Hong v Makoto Ochi | 7-6,6-1 |
| ITF Japan F3 | 2018/03/23 02:00 | Kaito Uesugi v Makoto Ochi | 4-6,6-4,3-6 |
| ITF Japan F3 | 2018/03/22 07:50 | Makoto Ochi v Tung-Lin Wu | 6-4,6-2 |
| ITF Japan F5 | 2018/04/04 01:00 | Takuto Niki v Hiroyasu Ehara | 2-6,6-2,4-6 |
| ITF Japan F5 | 2018/04/02 05:40 | Takuto Niki v Yuta Shimizu | 6-2,6-4 |
| ITF Japan F4 | 2018/03/28 02:40 | Takuto Niki v Naoki Tajima | 5-7,6-7 |
| ITF Japan F3 | 2018/03/19 03:15 | Shinji Hazawa v Takuto Niki | 7-5,6-3 |
| ITF Japan F2 | 2018/03/13 02:00 | Kaito Uesugi v Takuto Niki | 6-0,6-3 |
| ITF Japan F1 | 2018/03/10 02:00 | Daniel Nguyen v Takuto Niki | 6-3,6-4 |
| ITF Japan F1 | 2018/03/09 02:00 | Takuto Niki v Soichiro Moritani | 6-1,6-4 |
| ITF Japan F1 | 2018/03/08 03:10 | Takuto Niki v Yuya Kibi | 6-3,7-5 |