| Japan NPB Reserve League | 2023/04/22 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 2-8 |
| Japan NPB Reserve League | 2023/04/21 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 2-7 |
| Japan NPB Reserve League | 2022/06/24 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 5-14 |
| Japan NPB Reserve League | 2022/06/10 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | W | 5-2 |
| Japan NPB Reserve League | 2022/04/29 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 2-5 |
| Japan NPB Reserve League | 2021/08/26 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 3-8 |
| Japan NPB Reserve League | 2021/08/25 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | W | 4-0 |
| Japan NPB Reserve League | 2021/08/24 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | W | 13-1 |
| Japan NPB Reserve League | 2023/04/22 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 2-8 |
| Japan NPB Reserve League | 2023/04/21 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 2-7 |
| Japan NPB Reserve League | 2023/04/13 04:00 | Yakult Swallows Reserves v Nipponham Fighters Reserves | L | 3-4 |
| Japan NPB Reserve League | 2023/04/12 04:00 | Yakult Swallows Reserves v Nipponham Fighters Reserves | L | 5-10 |
| Japan NPB Reserve League | 2022/10/26 03:30 | Yakult Swallows Reserves v Hiroshima Carp Reserves | L | 1-3 |
| Japan NPB Reserve League | 2022/10/25 03:30 | SoftBank Hawks Reserves v Yakult Swallows Reserves | L | 7-3 |
| Japan NPB Reserve League | 2022/10/20 03:30 | Hiroshima Carp Reserves v Yakult Swallows Reserves | D | 5-5 |
| Japan NPB Reserve League | 2022/08/16 04:00 | Yakult Swallows Reserves v Nipponham Fighters Reserves | D | 0-0 |
| Japan NPB Reserve League | 2023/04/22 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | W | 2-8 |
| Japan NPB Reserve League | 2023/04/21 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | W | 2-7 |
| Japan NPB Reserve League | 2023/04/12 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | L | 4-2 |
| Japan NPB Reserve League | 2023/04/10 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | W | 4-8 |
| Japan NPB Reserve League | 2023/04/07 04:00 | Seibu Lions Reserves v Nipponham Fighters Reserves | W | 4-3 |
| Japan NPB Reserve League | 2023/03/31 04:00 | Yomiuri Giants Reserves v Seibu Lions Reserves | W | 2-12 |
| Japan NPB Reserve League | 2023/03/22 04:00 | Chiba Lotte Marines Reserves v Seibu Lions Reserves | L | 3-2 |
| Japan NPB Reserve League | 2022/10/31 02:00 | Seibu Lions Reserves v Hiroshima Carp Reserves | W | 3-1 |