 Japan: Kobe - Singles - Main |
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| 1/16-finals | Dodig M. | Nakagawa N. | 2:1 (6:4, 64:7, 7:5) | details | 11.11.2024 |
 USA: Knoxville - Singles - Qualification |
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| Final | Nakagawa N. | Kotzen A. | 0:2 (3:6, 63:7) | details | 04.11.2024 |
| Semi-finals | Nakagawa N. | Urrea A. | 2:0 (6:4, 6:3) | details | 03.11.2024 |
| USA: Charlottesville - Singles - Main |
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| 1/16-finals | Nakagawa N. | Galarneau A. | 0:2 (4:6, 1:6) | details | 29.10.2024 |
| USA: Charlottesville - Singles - Qualification |
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| Final | Nakagawa N. | Kuzuhara B. | 2:0 (6:1, 7:64) | details | 28.10.2024 |
| Semi-finals | Nakagawa N. | Baris O. | 2:1 (63:7, 7:65, 7:61) | details | 28.10.2024 |
| USA: Charleston - Singles - Main |
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| 1/8-finals | Tomic B. | Nakagawa N. | 2:0 (6:1, 6:3) | details | 27.09.2024 |
| 1/16-finals | Lieberman H. | Nakagawa N. | 0:2 (2:6, 2:6) | details | 24.09.2024 |
| USA: Columbus - Singles - Main |
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| Final | Nakagawa N. | Trotter J. K. | 2:1 (7:68, 5:7, 7:65) | details | 22.09.2024 |
| Semi-finals | Nakagawa N. | Edmund K. | 2:1 (7:65, 0:6, 6:2) | details | 21.09.2024 |
| Quarter-finals | Eubanks C. | Nakagawa N. | 1:2 (6:2, 64:7, 64:7) | details | 20.09.2024 |
| 1/8-finals | Nakagawa N. | Bernard A. | 2:0 (6:2, 6:3) | details | 18.09.2024 |
| 1/16-finals | Pinnington Jones J. | Nakagawa N. | 0:2 (61:7, 4:6) | details | 17.09.2024 |
| USA: Las Vegas - Singles - Main |
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| 1/16-finals | Gengel M. | Nakagawa N. | 2:0 (6:3, 6:2) | details | 11.09.2024 |
| Japan: M25 Sapporo - Singles - Main |
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| Final | Isomura K. | Nakagawa N. | 2:0 (6:3, 6:2) | details | 08.09.2024 |
| Semi-finals | Nakagawa N. | Sumizawa D. | 2:0 (6:3, 6:4) | details | 07.09.2024 |
| Quarter-finals | Shiraishi H. | Nakagawa N. | 1:2 (7:61, 64:7, 1:6) | details | 06.09.2024 |
| 1/8-finals | Matsumura R. | Nakagawa N. | 1:2 (7:5, 2:6, 3:6) | details | 05.09.2024 |
| 1/16-finals | Matsuoka H. | Nakagawa N. | 0:2 (2:6, 4:6) | details | 03.09.2024 |
 Dominican Republic: Santo Domingo - Singles - Qualification |
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| Final | Nakagawa N. | Langmo C. | 0:2 (65:7, 4:6) | details | 12.08.2024 |
| Semi-finals | Nakagawa N. | Munoz E. | 2:0 (6:2, 6:2) | details | 11.08.2024 |
| USA: Lincoln - Singles - Qualification |
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| Final | Nakagawa N. | Pinnington Jones J. | 1:2 (2:6, 6:1, 1:6) | details | 05.08.2024 |
| Semi-finals | Nakagawa N. | Kaliyanda Poonacha N. | 2:0 (6:3, 6:2) | details | 04.08.2024 |
| USA: Lexington - Singles - Qualification |
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| Semi-finals | Nakagawa N. | Lapadat J. | 1:2 (3:6, 6:2, 4:6) | details | 29.07.2024 |
| USA: Chicago - Singles - Qualification |
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| Final | Nakagawa N. | Zheng M. | 0:2 (5:7, 4:6) | details | 22.07.2024 |
| Semi-finals | Chidekh C. | Nakagawa N. | 0:2 (3:6, 2:6) | details | 21.07.2024 |
| Japan: M15 Tokyo 2 - Singles - Main |
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| 1/16-finals | Nakagawa N. | Matsuoka S. | CAN. | details | 10.07.2024 |
| Japan: M15 Tokyo - Singles - Main |
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| Semi-finals | Nakagawa N. | Ozolins K. | WO. | details | 06.07.2024 |
| Quarter-finals | Nakagawa N. | Lee J. M. | 2:0 (6:2, 6:4) | details | 05.07.2024 |
| 1/8-finals | Nakagawa N. | Matsumura R. | 2:1 (7:65, 3:6, 6:1) | details | 04.07.2024 |
| 1/16-finals | Nakagawa N. | Adachi T. | 2:0 (6:1, 6:3) | details | 02.07.2024 |
 South Korea: M25 Changwon - Singles - Main |
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| Semi-finals | Nakagawa N. | Imamura M. | 0:2 (5:7, 2:6) | details | 22.06.2024 |
| Quarter-finals | Nakagawa N. | Oh Chan-Yeong | 2:1 (66:7, 6:0, 6:2) | details | 21.06.2024 |
| 1/8-finals | Nakagawa N. | Shin W. | 2:0 (7:5, 7:63) | details | 20.06.2024 |
| 1/16-finals | Nakagawa N. | Kim G. J. | 2:0 (6:2, 6:4) | details | 19.06.2024 |
 Portugal: M25 Vale do Lobo - Singles - Main |
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| 1/16-finals | Nakagawa N. | Barroso Campos A. | CAN. | details | 12.03.2024 |
| Portugal: M25 Quinta Do Lago - Singles - Main |
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| 1/8-finals | Nakagawa N. | Elias G. | 1:1 RET. (64:7, 7:5, 3:4) | details | 08.03.2024 |
| 1/16-finals | Ferrari G. | Nakagawa N. | 0:2 (1:6, 3:6) | details | 05.03.2024 |
 Thailand: Nonthaburi 2 - Singles - Qualification |
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| Semi-finals | Nakagawa N. | Te R. | 1:2 (6:4, 1:6, 4:6) | details | 07.01.2024 |
| Thailand: Nonthaburi - Singles - Qualification |
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| Semi-finals | Tseng C. H. | Nakagawa N. | 2:0 (6:3, 6:3) | details | 31.12.2023 |
| Japan: Yokkaichi - Singles - Main |
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| 1/16-finals | Nakagawa N. | Wong C. | 1:2 (2:6, 7:65, 4:6) | details | 27.11.2023 |
| Japan: Yokohama - Singles - Main |
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| 1/16-finals | Nakagawa N. | Martin A. | 1:2 (65:7, 6:1, 2:6) | details | 21.11.2023 |
| Japan: Yokohama - Singles - Qualification |
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| Final | Erhard M. | Nakagawa N. | 1:2 (6:4, 3:6, 4:6) | details | 20.11.2023 |
| Semi-finals | Takahashi Y. | Nakagawa N. | 0:2 (5:7, 66:7) | details | 19.11.2023 |
| Japan: Kobe - Singles - Qualification |
|---|
| Semi-finals | Ellis B. | Nakagawa N. | 2:1 (6:2, 66:7, 7:64) | details | 12.11.2023 |
| Japan: Matsuyama - Singles - Main |
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| 1/16-finals | Nakagawa N. | Mochizuki S. | 0:2 (2:6, 2:6) | details | 07.11.2023 |
| Japan: Matsuyama - Singles - Qualification |
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| Final | Nakagawa N. | Takahashi Y. | 2:0 (6:3, 6:2) | details | 06.11.2023 |