Ryosuke Kobayashi (JPN)
Country: Japan,
Born in 2009,
Category: Junior, Boys
ITF Ranking
1714
-14
Season High : 1697
Career High : 1697
Tournaments played in 2025
See detailed tennis results of Ryosuke Kobayashi| Nov 12 | J60B | [Q] | J60 Hokuto \ ITF Autumn Juniors In Japan, Yamanashi(JPN) |
| Nov 12 | J60B | 1/8 | J60 Hokuto \ ITF Autumn Juniors In Japan, Yamanashi(JPN) |
| Nov 05 | J30B | 1/16 | J30 Osaka \ Osaka International Junior Tennis Tournament, Osaka(JPN) |
| Oct 29 | J30B | QF | J30 Chigasaki \ Ai Sugiyama Cup, Chigasaki(JPN) |
| Oct 29 | J30B | [Q] | J30 Chigasaki \ Ai Sugiyama Cup, Chigasaki(JPN) |
| Jun 04 | J60B | [Q] | J60 Miki City \ Hyogo International Junior Tournament 2, Miki City(JPN) |
| May 28 | J60B | [Q] | J60 Miki City \ Hyogo International Junior Tournament 1, Hyogo(JPN) |
| Mar 05 | J30B | [Q] | J30 Kurume \ Lipovitan International Junior Tournament in Kurume Supported by Kimiko Date Yonex Project, Kurume(JPN) |
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