Stadium: Indoor 2 Round: 44 Ground: Hardcourt outdoor
| ITF China F8 Qual | 2018/06/02 03:25 | X Yang v Zijiang Yang | 0-6,0-6 |
| ITF China F4 Qual | 2018/04/28 06:00 | X Yang v Zijing Huang | 0-6,0-6 |
| ITF China F9 Qual | 2018/07/01 02:00 | Masayoshi Ono v JiaJun He | 6-2,6-1 |
| ITF Guam F1 | 2018/06/20 04:30 | Shunrou Takeshima v Masayoshi Ono | 6-3,6-2 |
| ITF Guam F1 | 2018/06/18 00:00 | Manu Bajpai v Masayoshi Ono | 1-6,2-6 |
| ITF Guam F1 | 2018/06/17 00:00 | Masayoshi Ono v Nicholas Kamisar | 6-4,6-4 |
| ITF Guam F1 | 2018/06/16 01:00 | Camden Camacho v Masayoshi Ono | 0-6,1-6 |
| ITF Japan F8 | 2018/06/12 01:00 | Masayoshi Ono v Kazuma Kawachi | 4-6,0-6 |
| ITF Japan F8 | 2018/06/11 00:00 | Masayoshi Ono v Yutaro Matsuzaki | 6-2,6-2 |
| ITF Japan F8 | 2018/06/09 04:45 | Masaki Sasai v Masayoshi Ono | 5-7,4-6 |