Stadium: Court 1 Round: 28 Ground: Clay
| ITF M15 Tsukuba | 2019/03/27 01:00 | Makoto Ochi v Kazuki Nishiwaki | 6-3,6-1 |
| ITF Hong Kong F1 | 2018/06/25 03:55 | Kazuki Nishiwaki v Makoto Ochi | 7-6,6-2 |
| ITF Singapore F2 | 2018/05/24 04:55 | Kazuki Nishiwaki v Makoto Ochi | 6-2,7-5 |
| ITF M25 Tainan | 2023/08/18 01:55 | Alexander Chepik v Makoto Ochi | 3-6,1-6 |
| ITF M25 Tainan | 2023/08/17 02:00 | Tomohiro Masabayashi v Makoto Ochi | 6-7,1-6 |
| ITF M25 Tainan | 2023/08/15 04:45 | Koki Matsuda v Makoto Ochi | 3-6,7-5,4-6 |
| Challenger Lexington | 2023/07/31 15:40 | Yuki Mochizuki v Makoto Ochi | 6-4,6-2 |
| Challenger Lexington | 2023/07/30 15:55 | Calum Puttergill v Makoto Ochi | 1-6,3-6 |
| ITF M25 Edwardsville | 2023/07/26 14:00 | Makoto Ochi v Cooper Williams | 6-6,5-1,5-6 |
| ITF M25 Champaign | 2023/07/19 14:50 | Sebastian Gorzny v Makoto Ochi | 6-4,6-2 |
| ITF M25 Anseong | 2023/06/20 03:55 | Makoto Ochi v Taisei Ichikawa | 2-6,6-7 |
| ITF M25 Tainan | 2023/08/17 02:00 | Cheng-Yu Yu v Kazuki Nishiwaki | 5-7,3-6 |
| ITF M25 Tainan | 2023/08/16 04:40 | Kazuki Nishiwaki v Digvijay Pratap Singh | 6-7,6-4,6-3 |
| ITF M15 Caloundra | 2023/08/03 03:10 | Isaac Becroft v Kazuki Nishiwaki | 7-6,6-3 |
| ITF M15 Caloundra | 2023/08/01 03:40 | Kazuki Nishiwaki v Ryotaro Matsumura | 6-3,3-6,6-3 |
| ITF M15 Caloundra | 2023/07/25 04:05 | Daisuke Sumizawa v Kazuki Nishiwaki | 6-1,6-2 |
| ITF M15 Jakarta | 2023/06/29 04:30 | S D Prajwal Dev v Kazuki Nishiwaki | 7-6,6-0 |
| ITF M15 Jakarta | 2023/06/28 05:30 | Kazuki Nishiwaki v Cihan Akay | 6-4,6-3 |
| ITF M25 Jakarta | 2023/04/25 02:00 | Kazuki Nishiwaki v Tsung-Hao Huang | 3-6,5-7 |