| Nishi-Tama, Simples M-ITF-JPN-01A | 03/05 01:00 | 45 | Kudo, Hayato v Kawahashi, Yuta | 2-6,1-6 | |
| ITF Chinese Taipei F2 | 07/26 03:35 | 26 | Kawahashi, Yuta v Wei-De Lin | Retired | |
| ITF Chinese Taipei F2 | 07/24 03:30 | 25 | Yu, Cheng-Yu v Kawahashi, Yuta | 7-6,1-6,2-6 | |
| ITF Chinese Taipei F1 | 07/20 02:00 | 27 | Kawahashi, Yuta v Michael Zhu | 6-7,1-6 | |
| ITF Chinese Taipei F1 | 07/19 02:00 | 26 | Bang Shuo Yin v Kawahashi, Yuta | 6-3,1-6,2-6 | |
| ITF Chinese Taipei F1 | 07/17 03:50 | 25 | Kawahashi, Yuta v Barclay, David | 6-3,6-3 | |
| ITF Japan F7 | 06/07 03:50 | 26 | Inoue, Haru v Kawahashi, Yuta | 6-3,4-6,7-6 | |
| ITF Japan F7 | 06/04 01:00 | 25 | Kawakami, Rimpei v Kawahashi, Yuta | 4-6,3-6 | |
| ITF Japan F5 | 04/04 05:35 | 26 | Kawahashi, Yuta v Ryota Tanuma | 6-3,1-6,4-6 | |
| ITF Japan F5 | 04/03 05:35 | 25 | Duckhee Lee v Kawahashi, Yuta | 6-7,6-7 | |
| ITF Japan F5 | 03/31 03:30 | 54 | Issei Okamura v Kawahashi, Yuta | 3-6,1-6 | |
| ITF Japan F4 | 03/27 01:00 | 25 | Kawahashi, Yuta v Shintaro Imai | 3-6,3-6 | |
| ITF Japan F3 | 03/18 01:00 | 44 | Masamichi Imamura v Kawahashi, Yuta | 7-5,6-2 | |
| ITF Japan F3 | 03/17 02:30 | 44 | Kawahashi, Yuta v Seol, Jae-Min | 6-2,6-3 | |
| ITF Japan F3 | 03/17 00:30 | 44 | Kawahashi, Yuta v Tanaka, Yunosuke | 6-3,6-1 | |
| ITF Japan F5 | 04/01 02:00 | 54 | Furuta, Ibuki v Kawahashi, Yuta | 6-2,6-4 | |
| ITF Japan F4 | 03/28 03:00 | 25 | Kawahashi, Yuta v Tung-Lin Wu | 7-6,1-6,4-6 | |
| ITF Japan F3 | 03/18 08:00 | 62 | Masaya Kobayashi v Kawahashi, Yuta | 6-2,7-5 | |
| ITF Japan F2 | 03/11 03:00 | 44 | Kawahashi, Yuta v Watanuki, Keisuke | 2-6,2-6 | |
| ITF Japan F1 | 03/04 01:00 | 62 | Fujii, Sota v Kawahashi, Yuta | 4-6,6-3,2-6 | |
| ITF Japan F6 Qual | 05/29 01:00 | 54 | Kishi, Ryota v Kawahashi, Yuta | 6-2,6-4 | |
| ITF Japan F5 | 04/08 01:00 | 26 | Kawahashi, Yuta v Katayama, Sho | 1-6,2-6 | |
| ITF Japan F5 | 04/06 00:30 | 25 | Kawahashi, Yuta v Ono, Masayoshi | 6-2,6-2 | |
| ITF Japan F5 | 04/04 00:30 | 44 | Kawahashi, Yuta v Hashimoto, Taiki | 6-2,7-6 | |
| ITF Japan F5 | 04/03 02:00 | 44 | Onoda, Ken v Kawahashi, Yuta | 5-7,2-6 | |
| ITF Japan F4 | 03/27 03:00 | 62 | Kawahashi, Yuta v Brandon Walkin | 4-6,3-6 |