 Japan: M15 Kashiwa - Doubles - Main |
|---|
| Quarter-finals | Saitoh K./Sumizawa D. | Huang T./Jeong Y. | 0:2 (4:6, 4:6) | details | 04.04.2024 |
| 1/8-finals | Kono S./Okamura I. | Saitoh K./Sumizawa D. | 0:2 (1:6, 1:6) | details | 02.04.2024 |
| Japan: M15 Tsukuba - Doubles - Main |
|---|
| Quarter-finals | Kusuhara Y./Nakagawa S. | Kawachi K./Saitoh K. | 2:1 (6:3, 4:6, 10:7) | details | 28.03.2024 |
| 1/8-finals | Kawachi K./Saitoh K. | Matsuda K./Takeru Y. | 2:0 (7:63, 6:4) | details | 27.03.2024 |
| Japan: M15 Nishi-Tokyo - Doubles - Main |
|---|
| Semi-finals | Kono Y./Nishiwaki K. | Saitoh K./Yamanaka T. | 2:0 (6:3, 7:64) | details | 22.03.2024 |
| Quarter-finals | Saitoh K./Yamanaka T. | Sumizawa D./Taguchi R. | 2:0 (7:65, 6:3) | details | 21.03.2024 |
| 1/8-finals | Saitoh K./Yamanaka T. | Sakellaridis S./Southcombe M. | 2:1 (3:6, 6:3, 10:7) | details | 19.03.2024 |
| Japan: M15 Hinode - Doubles - Main |
|---|
| Quarter-finals | Imamura M./Uesugi K. | Lee D. H./Saitoh K. | 2:0 (6:1, 7:5) | details | 15.03.2024 |
| 1/8-finals | Kono Y./Sumizawa D. | Lee D. H./Saitoh K. | 0:2 (4:6, 5:7) | details | 14.03.2024 |
 Tunisia: M15 Monastir 8 - Doubles - Main |
|---|
| 1/8-finals | Kudriashov I./Lobanov A. | Saitoh K./Yamanaka T. | 2:0 (6:4, 6:4) | details | 22.02.2024 |
| Tunisia: M15 Monastir 7 - Doubles - Main |
|---|
| Quarter-finals | Flores J./Potenza L. | Saitoh K./Yamanaka T. | 2:1 (6:4, 4:6, 10:5) | details | 15.02.2024 |
| 1/8-finals | Brunold M./Lavizzari M. | Saitoh K./Yamanaka T. | 0:2 (4:6, 0:6) | details | 13.02.2024 |
| Tunisia: M15 Monastir 6 - Doubles - Main |
|---|
| Quarter-finals | Bertrand R./Pietri B. | Saitoh K./Yamanaka T. | 2:0 (6:2, 7:5) | details | 08.02.2024 |
| 1/8-finals | Saitoh K./Yamanaka T. | Lobanov A./Tiurnev E. | 2:1 (65:7, 6:3, 10:7) | details | 06.02.2024 |
| Tunisia: M15 Monastir 4 - Doubles - Main |
|---|
| Quarter-finals | Inoue G./Saitoh K. | Ouakaa A./Perez Sanz D. | 0:2 (2:6, 3:6) | details | 25.01.2024 |
| 1/8-finals | Bai Y./Mo Y. C. | Inoue G./Saitoh K. | 1:2 (5:7, 6:1, 6:10) | details | 23.01.2024 |
| Tunisia: M15 Monastir 3 - Doubles - Main |
|---|
| Quarter-finals | Inoue G./Saitoh K. | Kuhn N./Perez Sanz D. | 0:2 (3:6, 2:6) | details | 18.01.2024 |
| 1/8-finals | Asaba A./Donski A. | Inoue G./Saitoh K. | 1:2 (7:65, 3:6, 5:10) | details | 16.01.2024 |
| Tunisia: M15 Monastir 2 - Doubles - Main |
|---|
| Quarter-finals | Kikuchi Y./Saitoh K. | Bar Biryukov P./Simakin I. | 1:2 (1:6, 6:4, 6:10) | details | 11.01.2024 |
| 1/8-finals | Matsuda R./Taguchi R. | Kikuchi Y./Saitoh K. | 1:2 (6:4, 5:7, 9:11) | details | 09.01.2024 |
| Japan: M15 Yanagawa 2 - Doubles - Main |
|---|
| Quarter-finals | Saitoh K./Yamanaka T. | Katayama S./Nakagawa S. | 0:2 (1:6, 1:6) | details | 28.12.2023 |
| 1/8-finals | Shin S./Shin W. | Saitoh K./Yamanaka T. | 1:2 (6:2, 1:6, 6:10) | details | 26.12.2023 |
| Japan: M15 Yanagawa - Doubles - Main |
|---|
| Semi-finals | Hara Friend J. D./Miyoshi K. | Saitoh K./Tanuma R. | 2:1 (5:7, 6:3, 10:7) | details | 23.12.2023 |
| Quarter-finals | Matsumura R./Matsuoka H. | Saitoh K./Tanuma R. | 0:2 (1:6, 2:6) | details | 23.12.2023 |
| 1/8-finals | Dong B./Zhang C. | Saitoh K./Tanuma R. | 0:2 (2:6, 0:6) | details | 22.12.2023 |
 Australia: M25 Gold Coast - Doubles - Main |
|---|
| Semi-finals | Fancutt T. J./Rai A. | Saitoh K./Tajima N. | 2:0 (6:4, 7:64) | details | 02.12.2023 |
| Quarter-finals | Saitoh K./Tajima N. | Gaal C./Marinkov P. | 2:0 (7:65, 7:66) | details | 01.12.2023 |
| 1/8-finals | Saitoh K./Tajima N. | Sorensen L./Woerndle M. | 2:0 (6:2, 6:4) | details | 30.11.2023 |
| Australia: M25 Brisbane - Doubles - Main |
|---|
| Semi-finals | Fancutt T. J./Rai A. | Sach T./Saitoh K. | 2:0 (6:2, 6:1) | details | 24.11.2023 |
| Quarter-finals | Gadecki T. N./Viiala Z. | Sach T./Saitoh K. | 0:2 (4:6, 0:6) | details | 23.11.2023 |
