Born in 2004 (21-22 years old)
| W | 1R | Christopher Kosei Ono | 6-7 6-1 6-4 |
| L | 2R | Kenta Nakamura | 2-6 4-6 |
| W | 1R | Yuya Ando | 6-3 7-6 |
| L | 2R | Yuta Tomida | 4-6 1-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 15340, Number of registered players: 8,099, Number of registered results: 471,997