KOR
ATP Ranking　945th
| W | 1R | Masamichi Imamura | 6-2 6-2 |
| W | 2R | Tomohiro Masabayashi | 6-2 6-2 |
| W | 3R | Toru Horie | 6-4 6-2 |
| W | QF | Jay Clarke | 6-2 6-2 |
| L | SF | Casper Ruud | 6-4 5-7 3-6 |
| W | 1R | Kennosuke Nouchi | 6-2 6-0 |
| W | 2R | Renta Tokuda | 7-6 6-4 |
| W | 3R | Yusuke Takahashi | 6-1 4-6 7-5 |
| W | QF | Corentin Denolly | 4-6 6-1 6-3 |
| W | SF | Jumpei Yamasaki | 6-4 6-2 |
| L | F | Taylor Fritz | 6-7 3-6 |
| W | 1R | Naoto Kai | 6-0 6-2 |
| L | 2R | Ken Onishi | 5-7 4-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 15474, Number of registered players: 8,165, Number of registered results: 475,051