Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Japan
15.11.99, 25 years
15.11.99, 25 years
Daisuke Sumizawa vs. Masataka Hamaguchi - head to head matches
| 09.06.18 | q 2 | Daisuke Sumizawa | Masataka Hamaguchi | 6-2, 7-63 | match details |  Japan F8 | Carpet |
Daisuke Sumizawa form & Masataka Hamaguchi form
Daisuke Sumizawa - last matches
| M15 Osaka - Hard | ||||
| 24.04.25 2nd round | vs. Koki Matsuda | 6-3, 4-6, 6-75 |  | match details |
| 23.04.25 1st round | vs. Kosuke Ogura | 6-1, 5-7, 7-69 |  | match details |
| M15 Kashiwa - Hard | ||||
| 04.04.25 2nd round | vs. Shunsuke Nakagawa | 6-75, 6-2, 2-6 | | match details |
| 01.04.25 1st round | vs. Hiromasa Koyama | 6-2, 4-6, 6-1 | | match details |
| 31.03.25 qual. | vs. Shunsuke Nakagawa | 6-1, 6-4 | | match details |
| 30.03.25 q 1 | vs. Seiya Nakanishi | 3-6, 6-3, 10-6 | | match details |
| M15 Hinode - Hard | ||||
| 13.03.25 1st round | vs. Ryusuke Horiuchi | 6-2, 6-2 | | match details |
| 13.03.25 2nd round | vs. Takuya Kumasaka | 6-3, 3-6, 5-7 | | match details |
 M15 Maanshan - I. hard | ||||
| 05.03.25 1st round | vs. Woobin Shin | 4-6, 4-6 | | match details |
| 03.03.25 q 2 | vs. Junhyun Lee | 6-2, 6-1 | | match details |
| 03.03.25 qual. | vs. Seungmin Park | 6-3, 4-6, 10-3 | | match details |
| 02.03.25 q 1 | vs. Yanjie Zheng | 6-4, 6-1 | | match details |
| M15 Maanshan - I. hard | ||||
| 26.02.25 1st round | vs. Koki Matsuda | 2-6, 4-6 | | match details |
| 24.02.25 q 2 | vs. Yitao Cao | 6-1, 6-3 | | match details |
| 24.02.25 qual. | vs. Shaoyun Liu | 6-3, 6-4 | | match details |
| 23.02.25 q 1 | vs. Ren Nakamura | 6-1, 6-2 | | match details |
 M25 Bali - Hard | ||||
| 02.01.25 2nd round | vs. Chase Ferguson | 3-6, 2-6 | | match details |
| 01.01.25 1st round | vs. Yusuke Kusuhara | 6-3, 6-0 | | match details |
| M15 Bali - Hard | ||||
| 24.12.24 1st round | vs. Tomohiro Masabayashi | 4-6, 7-60, 2-6 | | match details |
| 23.12.24 qual. | vs. Chase Ferguson | 6-2, 1-1, Chase Ferguson - retired | | match details |
| 22.12.24 q 1 | vs. Renaldi Aqila Arifadli Salim | 6-1, 6-0 | | match details |
 M25 Carrara - Hard | ||||
| 26.11.24 qual. | vs. Ryan Fishback | 6-74, 4-6 | | match details |
| 25.11.24 q 2 | vs. Lachlan Mcfadzean | 6-2, 6-3 | | match details |
| M25 Caloundra - Hard | ||||
| 21.11.24 1st round | vs. Kody Pearson | 7-5, 1-6, 2-6 | | match details |
| 19.11.24 qual. | vs. Thomas Braithwaite | 6-3, 6-1 | | match details |
| 18.11.24 q 2 | vs. Rohan Hazratwala | 6-4, 6-2 | | match details |
| M15 Yanagawa - Hard | ||||
| 30.10.24 1st round | vs. Ryusuke Horiuchi | 3-6, 0-2, - Daisuke Sumizawa - retired | | match details |
| M15 Tanagura - Hard | ||||
| 25.10.24 1/4 | vs. Ryotaro Matsumura | 2-6, 1-6 | | match details |
| 24.10.24 1st round | vs. Credit Chaiyarin | 7-610, 6-4 | | match details |
| 24.10.24 2nd round | vs. Seungmin Park | 7-68, 6-1 | | match details |
Masataka Hamaguchi - last matches
| M15 Karuizawa - Clay | ||||
| 27.05.19 qual. | vs. Tomohiro Masabayashi | 3-6, 5-7 | | match details |
| 26.05.19 q 1 | vs. Matthew Yuki Yoshimura | 6-0, 6-2 | | match details |
| Japan F8 - Carpet | ||||
| 09.06.18 q 1 | vs. Takumi Kobayashi | 6-2, 6-2 | | match details |
| 09.06.18 q 2 | vs. Daisuke Sumizawa | 2-6, 6-73 | | match details |
| Japan F7 - Clay | ||||
| 02.06.18 q 1 | vs. Arata Onozawa | 0-6, 1-6 | | match details |
| Japan F1 - Hard | ||||
| 03.03.18 q 1 | vs. Keisuke Numajiri | 3-6, 2-6 | | match details |