 Mexico: Acapulco - Doubles - Main |
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| Quarter-finals | Chandrasekar A./Hach Verdugo H. | Hijikata R./Kiger M. | 2:1 (3:6, 6:4, 10:7) | details | 19.04.2024 |
| 1/8-finals | Puttergill C./Statham J. R. | Hijikata R./Kiger M. | 0:2 (1:6, 4:6) | details | 17.04.2024 |
| Mexico: Morelos - Doubles - Main |
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| 1/8-finals | Bollipalli R./Kaliyanda Poonacha N. | Hijikata R./Kiger M. | 2:0 (6:3, 6:2) | details | 10.04.2024 |
 USA: Houston - Doubles - Main |
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| Quarter-finals | Romboli F./Zormann Da Silva M. | Harris A./Hijikata R. | 2:0 (6:1, 6:4) | details | 04.04.2024 |
| 1/8-finals | Harris A./Hijikata R. | Lammons N./Withrow J. | 2:0 (6:4, 6:4) | details | 02.04.2024 |
| USA: Miami - Doubles - Main |
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| 1/16-finals | Kokkinakis T./Tsitsipas S. | De Minaur A./Hijikata R. | 2:0 (6:3, 6:4) | details | 21.03.2024 |
| USA: Phoenix - Doubles - Main |
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| Final | Doumbia S./Reboul F. | Hijikata R./Patten H. | 2:0 (6:3, 6:2) | details | 17.03.2024 |
| Semi-finals | Hijikata R./Patten H. | Martin F./Nys H. | 2:0 (6:2, 6:4) | details | 16.03.2024 |
| Quarter-finals | Hijikata R./Patten H. | Polmans M./Walton A. | WO. | details | 16.03.2024 |
| 1/8-finals | Hijikata R./Patten H. | Escobar G./Martinez L. D. | 2:1 (7:5, 5:7, 10:5) | details | 14.03.2024 |
| Mexico: Acapulco - Doubles - Main |
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| 1/8-finals | Heliovaara H./Peers J. | Hijikata R./Salisbury J. | CAN. | details | 27.02.2024 |
| Mexico: Los Cabos - Doubles - Main |
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| 1/8-finals | Hach Verdugo H./Martinez L. D. | Hijikata R./Vukic A. | 2:1 (6:4, 3:6, 11:9) | details | 20.02.2024 |
| USA: Delray Beach - Doubles - Main |
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| Quarter-finals | Gonzalez S./Skupski N. | Blumberg W./Hijikata R. | 2:1 (5:7, 7:5, 10:7) | details | 15.02.2024 |
| 1/8-finals | Blumberg W./Hijikata R. | Cabral F./Patten H. | 2:0 (6:4, 6:2) | details | 15.02.2024 |
| USA: Dallas - Doubles - Main |
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| Final | Purcell M./Thompson J. | Blumberg W./Hijikata R. | 2:1 (6:4, 2:6, 10:8) | details | 11.02.2024 |
| Semi-finals | Blumberg W./Hijikata R. | Nava E./Shelton B. | 2:0 (6:4, 6:4) | details | 11.02.2024 |
| Quarter-finals | Cabral F./Patten H. | Blumberg W./Hijikata R. | 1:2 (6:3, 3:6, 8:10) | details | 08.02.2024 |
| 1/8-finals | Blumberg W./Hijikata R. | Cash J./Galloway R. | 2:1 (3:6, 6:3, 10:7) | details | 06.02.2024 |
 Australia: Australian Open - Doubles - Main |
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| 1/16-finals | Hanfmann Y./Koepfer D. | Hijikata R./Kubler J. | 2:1 (6:4, 4:6, 6:3) | details | 20.01.2024 |
| 1/32-finals | Djere L./O'Connell C. | Hijikata R./Kubler J. | 0:2 (2:6, 4:6) | details | 19.01.2024 |
| Australia: Brisbane - Doubles - Main |
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| 1/8-finals | Hijikata R./Kubler J. | Mies A./Smith J. P. | 0:2 (4:6, 3:6) | details | 03.01.2024 |
 World: Finals - Turin - Doubles - Main |
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| Group B | Ram R./Salisbury J. | Hijikata R./Kubler J. | 2:1 (5:7, 6:1, 10:2) | details | 17.11.2023 |
| Group B | Bopanna R./Ebden M. | Hijikata R./Kubler J. | 2:0 (6:4, 6:4) | details | 15.11.2023 |
| Group B | Koolhof W./Skupski N. | Hijikata R./Kubler J. | 2:0 (6:3, 6:4) | details | 13.11.2023 |
 Bulgaria: Sofia - Doubles - Main |
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| 1/8-finals | Harris A./Hijikata R. | Purcell M./Smith J. P. | 1:2 (6:4, 1:6, 4:10) | details | 08.11.2023 |