 Turkey: M15 Antalya 12 - Doubles - Main |
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| 1/8-finals | Dumitru A. C./Rocens M. | Isomura K./Tajima N. | 2:1 (6:3, 2:6, 10:6) | details | 23.04.2024 |
 Japan: M15 Kashiwa - Doubles - Main |
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| Quarter-finals | Imamura M./Takeru Y. | Kono Y./Tajima N. | 2:0 (6:3, 6:4) | details | 04.04.2024 |
| 1/8-finals | Kono Y./Tajima N. | Charoenphon Y./Samrej K. | 2:1 (6:4, 5:7, 10:8) | details | 02.04.2024 |
| Japan: M15 Tsukuba - Doubles - Main |
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| 1/8-finals | Lee J. M./Song M.-K. | Shiraishi H./Tajima N. | 2:0 (6:2, 6:1) | details | 27.03.2024 |
 Australia: M25 Swan Hill - Doubles - Main |
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| 1/8-finals | Cook E./Sach T. | Delaney Ja./Tajima N. | 2:1 (66:7, 7:69, 10:8) | details | 19.03.2024 |
| Australia: M25 Mildura - Doubles - Main |
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| 1/8-finals | Jones H./Rai A. | Cook E./Tajima N. | 2:1 (64:7, 6:4, 10:7) | details | 12.03.2024 |
| Australia: M25 Traralgon 2 - Doubles - Main |
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| 1/8-finals | Delaney Je./Rai A. | Imamura M./Tajima N. | 2:0 (7:5, 7:5) | details | 28.02.2024 |
| Australia: M25 Traralgon - Doubles - Main |
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| 1/8-finals | Kikuchi Y./Ogura K. | Imamura M./Tajima N. | 2:1 (4:6, 7:64, 10:8) | details | 21.02.2024 |
| Australia: Burnie 2 - Doubles - Main |
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| 1/8-finals | Ellis B./Puttergill C. | Imamura M./Tajima N. | 2:0 (7:5, 6:2) | details | 07.02.2024 |
 Qatar: M25 Doha - Doubles - Main |
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| Final | Erel Y./Kirkin E. | Imamura M./Tajima N. | 2:1 (4:6, 6:3, 10:2) | details | 19.01.2024 |
| Semi-finals | Imamura M./Tajima N. | Amirov D./Cuceu A. | 2:0 (6:1, 6:0) | details | 18.01.2024 |
| Quarter-finals | Zayid M. S./Virgili A. | Imamura M./Tajima N. | 0:2 (2:6, 4:6) | details | 17.01.2024 |
| 1/8-finals | Imamura M./Tajima N. | Pieczkowski O./Sultanov K. | 2:0 (7:5, 6:4) | details | 15.01.2024 |
| Qatar: M15 Doha - Doubles - Main |
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| Final | Benchetrit E./Ghibaudo A. | Imamura M./Tajima N. | 0:2 (2:6, 3:6) | details | 13.01.2024 |
| Semi-finals | Imamura M./Tajima N. | Basic M./Beaupain S. | 2:0 (6:2, 6:2) | details | 12.01.2024 |
| Quarter-finals | Imamura M./Tajima N. | Bakshi A./Bielinskyi V. | 2:0 (7:5, 6:3) | details | 11.01.2024 |
| 1/8-finals | Imamura M./Tajima N. | Pieczkowski O./Sultanov K. | 2:0 (6:2, 7:62) | details | 09.01.2024 |
| Australia: M25 Gold Coast - Doubles - Main |
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| 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 Cairns 2 - Doubles - Main |
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| Semi-finals | Isomura K./Tajima N. | Fu H./Papac T. E. | 1:2 (64:7, 6:3, 5:10) | details | 13.10.2023 |
| Quarter-finals | Delaney Ja./Delaney Je. | Isomura K./Tajima N. | 0:2 (4:6, 5:7) | details | 12.10.2023 |
| 1/8-finals | Howe P./Patton T. | Isomura K./Tajima N. | 0:2 (3:6, 3:6) | details | 11.10.2023 |
| Australia: M25 Cairns - Doubles - Main |
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| Final | Pearson K./Wiersholm H. | Isomura K./Tajima N. | 2:0 (6:2, 6:1) | details | 07.10.2023 |
| Semi-finals | Peliwo F./Rai A. | Isomura K./Tajima N. | 1:2 (3:6, 7:64, 9:11) | details | 06.10.2023 |
| Quarter-finals | Isomura K./Tajima N. | Bayldon B./Walkin B. | WO. | details | 05.10.2023 |
| 1/8-finals | Isomura K./Tajima N. | Gadecki T. N./Viiala Z. | 2:0 (7:5, 6:1) | details | 03.10.2023 |
| Japan: M25 Takasaki - Doubles - Main |
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| Quarter-finals | Shiraishi H./Tajima N. | Ochi M./Tanuma R. | 1:2 (6:4, 4:6, 4:10) | details | 21.09.2023 |
| 1/8-finals | Shiraishi H./Tajima N. | Koizumi N./Taka Y. | 2:0 (6:1, 6:3) | details | 19.09.2023 |
| Japan: M25 Sapporo 2 - Doubles - Main |
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| Semi-finals | Kono Y./Kusuhara Y. | Saitoh K./Tajima N. | 2:1 (6:1, 3:6, 10:5) | details | 16.09.2023 |
| Quarter-finals | Horie T./Yoshimura D. | Saitoh K./Tajima N. | 0:2 (3:6, 1:6) | details | 15.09.2023 |
| 1/8-finals | Kawahashi Y./Shiraishi H. | Saitoh K./Tajima N. | 0:2 (64:7, 0:6) | details | 13.09.2023 |