Stadium: Court 6 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Taipei | 2019/07/16 02:00 | Kazuma Kawachi v Kousuke Ogura | 0-6,1-6 |
| ITF M25 Mumbai | 2023/11/21 06:20 | Kazuma Kawachi v Siddhant Banthia | 6-3,6-7,1-6 |
| UTR Pro Noda | 2023/10/21 00:00 | Sora Fukuda v Kazuma Kawachi | 6-1,5-3 |
| UTR Pro Noda | 2023/10/20 00:00 | Kazuma Kawachi v Natsuki Yamamoto | 6-4,6-1 |
| UTR Pro Noda | 2023/10/19 00:00 | Kazuma Kawachi v Yuto Okuchi | 6-4,6-7,6-0 |
| UTR Pro Noda | 2023/10/18 00:00 | Sota Tani v Kazuma Kawachi | 2-6,2-6 |
| UTR Pro Noda | 2023/10/17 01:30 | Chaitanya Irkar v Kazuma Kawachi | 4-6,4-6 |
| ITF M25 Takasaki | 2023/09/20 06:45 | Kazuma Kawachi v Hikaru Shiraishi | 3-6,3-6 |
| ITF M25 Sapporo | 2023/09/15 01:00 | Kazuma Kawachi v Hayato Matsuoka | 3-6,6-0,4-6 |
| ITF M15 Santo Domingo | 2023/11/17 15:00 | Roberto Cid Subervi v Kousuke Ogura | 6-3,6-1 |
| ITF M15 Santo Domingo | 2023/11/16 13:30 | Marcel Kamrowski v Kousuke Ogura | 3-6,0-6 |
| ITF M15 Santo Domingo | 2023/11/14 15:30 | Mwendwa Mbithi v Kousuke Ogura | 6-1,4-6,4-6 |
| ITF M15 Santo Domingo | 2023/11/08 16:30 | Kousuke Ogura v Evan Bynoe | 6-1,2-6,2-6 |
| ITF M25 Sapporo | 2023/09/15 03:20 | Kousuke Ogura v Kazuki Nishiwaki | 4-6,7-5,2-6 |
| ITF M25 Sapporo | 2023/09/12 07:10 | Sanhui Shin v Kousuke Ogura | 7-5,4-6,6-7 |
| ITF M25 Sapporo | 2023/09/05 02:00 | Jumpei Yamasaki v Kousuke Ogura | 6-4,6-4 |
| Challenger Lima | 2023/08/20 18:20 | Sebastian Rodriguez v Kousuke Ogura | 6-4,7-5 |