Kozuma Rannmaru / Yamamoto Ritsu - profil
Kozuma RannmaruCountry: Japan
Age: 21 (1. 1. 2005)
Current/Highest rank - doubles: - / 1899. Plays: right
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Yamamoto RitsuCountry: Japan
Age: 22 (1. 1. 2004)
Current/Highest rank - doubles: - / 1899. Plays: right
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- Next match
| Tournament | Round | Start | Match | H | A |
|---|---|---|---|---|---|
| Futures 2026 | R16 | 24.03. 04:00 | Kozum / Yamam - Ogura / Yaman |
- Tournaments results
Doubles team's record
- Titles
| Year | Main tournaments | Lower level tournaments | ||||
|---|---|---|---|---|---|---|
| No titles | ||||||
- Played matches - 2025
| Futures 2025 | Round | Result | H | A | ||
|---|---|---|---|---|---|---|
| 25.03. | Hsu Y / Huang - Kozum / Yamam | R16 | 6-1, 6-3 | |||
- Played matches - 2024
| Futures 2024 | Round | Result | H | A | ||
|---|---|---|---|---|---|---|
| 29.03. | Kusuh / Nakag - Kozum / Yamam | SF | 6-2, 7-5 | 1.88 | 1.77 | |
| 28.03. | Kozum / Yamam - Chung / Jeong | QF | 7-65, 6-4 | 1.93 | 1.72 | |
| 27.03. | Kozum / Yamam - Tokud / Yamas | R16 | 6-2, 6-4 | 3.02 | 1.31 | |
This week's tournaments
| Main tournaments | ||||
| Miami | 24 | |||
| Miami | 15 | |||
| Lower level tournaments | ||||
| Morelia challenger | 25 | |||
| Neapol challenger | 24 | |||
| Sao Paulo 2 challenger | 24 | |||
| Alicante challenger | 24 | |||
| Bucaramanga challenger | 24 | |||
| Yokkaichi challenger | 17 | |||
| Split challenger | 24 | |||
| UTR Pro Tennis Series 3 | 25 | |||
| UTR Pro Tennis Series 5 | 10 | |||
| Dubrovník | 20 | |||
| Murska Sobota ITF | 8 | |||
| Croissy-Beaubourg ITF | 8 | |||
| Maanshan 4 ITF | 4 | |||
| Junin ITF | 18 | |||
| San Gregorio 2 ITF | 16 | |||
| UTR Pro Tennis Series 5 | 5 | |||
| Monastir 28 ITF | 15 | |||
| Nagpur ITF | 5 | |||
| Santiago 7 ITF | 16 | |||
| Sharm El Sheikh 9 ITF | 16 | |||
| Swan Hill ITF | 25 | |||
| UTR Pro Match Series | 21 | |||
- Player's profile
- Tournament search
- Head-to-head
- Interesting matches
| H2H | |
|---|---|
| Cilic M. - Zverev A. | 1-8 |
| Sabalenka A. - Zheng Q. | 7-1 |
| Shi H. - Li Z. | 1-6 |
| Heide G. - Burruchaga R. | 0-5 |
| Shevchenko A. - Humbert U. | 0-3 |
| Sakamoto P. - Monteiro T. | 0-3 |


