 Turkey: W15 Antalya 11 - Doubles - Main |
|---|
| Semi-finals | El Aouni A./Granwehr A. | Okuwaki R./Yoruk I. | 2:1 (2:6, 6:3, 10:6) | details | 26.04.2024 |
| Quarter-finals | Hietaranta L./Martinez Solis C. S. | Okuwaki R./Yoruk I. | 1:2 (0:6, 7:65, 10:12) | details | 25.04.2024 |
| 1/8-finals | Grekul E./Moron F. B. | Okuwaki R./Yoruk I. | 0:2 (0:6, 1:6) | details | 24.04.2024 |
 India: W35 Indore - Doubles - Main |
|---|
| 1/8-finals | Bhatia R./Ozeki M. | Balu S./Okuwaki R. | 1:0 RET. (6:1, 2:1) | details | 13.03.2024 |
| India: W35 Nagpur - Doubles - Main |
|---|
| 1/8-finals | Balu S./Okuwaki R. | Tona M./Yamalapalli S. | 1:2 (5:7, 6:4, 8:10) | details | 06.03.2024 |
| India: W35 Gurugram - Doubles - Main |
|---|
| 1/8-finals | Kulambayeva Z./Raina A. | Desai Z./Okuwaki R. | 2:1 (2:6, 6:3, 11:9) | details | 28.02.2024 |
 Tunisia: W15 Monastir 2 - Doubles - Main |
|---|
| Semi-finals | Vargova N./Zelnickova R. | Nagata A./Okuwaki R. | 2:1 (62:7, 6:3, 10:8) | details | 13.01.2024 |
| Quarter-finals | Nagata A./Okuwaki R. | Hanatani N./Kawagishi N. | 2:1 (2:6, 7:65, 10:6) | details | 11.01.2024 |
| 1/8-finals | Nagata A./Okuwaki R. | Pfeifer L./Zvonaru I. | 2:0 (6:3, 6:4) | details | 09.01.2024 |
| Tunisia: W15 Monastir - Doubles - Main |
|---|
| Final | Di Girolami T./Mansouri Y. | Nagata A./Okuwaki R. | 0:2 (2:6, 65:7) | details | 06.01.2024 |
| Semi-finals | Boehner L./Zhabrailova M. | Nagata A./Okuwaki R. | 1:2 (6:4, 1:6, 6:10) | details | 05.01.2024 |
| Quarter-finals | Covi F./Serban I. M. | Nagata A./Okuwaki R. | 0:2 (4:6, 2:6) | details | 04.01.2024 |
| 1/8-finals | Marcon M./Reguer A. | Nagata A./Okuwaki R. | 1:2 (7:65, 4:6, 3:10) | details | 03.01.2024 |
| Tunisia: W15 Monastir 44 - Doubles - Main |
|---|
| 1/8-finals | Atay S./Semenova A. | Easwaramurthi A./Okuwaki R. | 2:0 (7:66, 6:1) | details | 26.12.2023 |
 Japan: W100 Takasaki 2 - Doubles - Main |
|---|
| 1/8-finals | Li Y./Okuwaki R. | Lamens S./Tikhonova A. | 0:2 (65:7, 2:6) | details | 22.11.2023 |
| Japan: W40 Nanao - Doubles - Main |
|---|
| 1/8-finals | Kinoshita H./Okuwaki R. | Higashitani N./Lee E. | 0:2 (1:6, 3:6) | details | 28.09.2023 |
| Japan: W25 Kyoto - Doubles - Main |
|---|
| Quarter-finals | Hayashi E./Imamura S. | Hsieh Y./Okuwaki R. | 2:0 (6:1, 6:0) | details | 21.09.2023 |
| 1/8-finals | Hsieh Y./Okuwaki R. | Matsumoto A./Oshino S. | 2:0 (6:1, 6:3) | details | 19.09.2023 |
 South Korea: W15 Yeongwol 2 - Doubles - Main |
|---|
| 1/8-finals | Okuwaki R./Tran D. | Kim D./Kim N. | 0:2 (3:6, 2:6) | details | 06.09.2023 |
| Japan: W15 Sapporo 3 - Doubles - Main |
|---|
| Semi-finals | Ng M./Okuwaki R. | Back D./Jeong B. | 0:2 (0:6, 1:6) | details | 11.08.2023 |
| Quarter-finals | Ogata H./Sato H. | Ng M./Okuwaki R. | 0:2 (3:6, 5:7) | details | 10.08.2023 |
| 1/8-finals | Nakashima M./Sato H. | Ng M./Okuwaki R. | 0:2 (4:6, 4:6) | details | 08.08.2023 |
| Japan: W15 Sapporo 2 - Doubles - Main |
|---|
| Semi-finals | Mushika Mao/Sato H. | Nakashima M./Okuwaki R. | 2:0 (6:0, 6:4) | details | 04.08.2023 |
| Quarter-finals | Nakashima M./Okuwaki R. | Chiu B./Yodpetch K. | 2:0 (6:4, 6:4) | details | 03.08.2023 |
| 1/8-finals | Hasegawa M./Wu Ho C. | Nakashima M./Okuwaki R. | 0:2 (3:6, 2:6) | details | 02.08.2023 |
| Japan: W15 Sapporo - Doubles - Main |
|---|
| 1/8-finals | Hasegawa M./Oshino S. | Okuwaki R./Sato H. | 2:0 (7:62, 7:65) | details | 26.07.2023 |
 USA: W15 Lakewood, CA 2 - Doubles - Main |
|---|
| 1/8-finals | Ahn A./Deming E. | Leon S./Okuwaki R. | 2:0 (7:62, 6:2) | details | 11.07.2023 |
