| Japan - NPB - Reserveliga | 2023/04/23 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 4-9 |
| Japan - NPB - Reserveliga | 2023/04/22 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 2-8 |
| Japan - NPB - Reserveliga | 2023/04/21 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 2-7 |
| Japan - NPB - Reserveliga | 2022/06/24 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 5-14 |
| Japan - NPB - Reserveliga | 2022/06/10 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | W | 5-2 |
| Japan - NPB - Reserveliga | 2022/04/29 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 2-5 |
| Japan - NPB - Reserveliga | 2021/08/26 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 3-8 |
| Japan - NPB - Reserveliga | 2021/08/25 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | W | 4-0 |
| Japan - NPB - Reserveliga | 2023/05/02 04:00 | Yakult Swallows - Reserve v Yomiuri Giants - Reserve | W | 4-2 |
| Japan - NPB - Reserveliga | 2023/04/23 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 4-9 |
| Japan - NPB - Reserveliga | 2023/04/22 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 2-8 |
| Japan - NPB - Reserveliga | 2023/04/21 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | L | 2-7 |
| Japan - NPB - Reserveliga | 2023/04/13 04:00 | Yakult Swallows - Reserve v Nipponham Fighters - Reserve | L | 3-4 |
| Japan - NPB - Reserveliga | 2023/04/12 04:00 | Yakult Swallows - Reserve v Nipponham Fighters - Reserve | L | 5-10 |
| Japan - NPB - Reserveliga | 2022/10/26 03:30 | Yakult Swallows - Reserve v Hiroshima Carp - Reserve | L | 1-3 |
| Japan - NPB - Reserveliga | 2022/10/25 03:30 | SoftBank Hawks - Reserve v Yakult Swallows - Reserve | L | 7-3 |
| Japan - NPB - Reserveliga | 2023/05/12 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | W | 3-4 |
| Japan - NPB - Reserveliga | 2023/05/02 04:00 | Nipponham Fighters - Reserve v Seibu Lions - Reserve | L | 11-3 |
| Japan - NPB - Reserveliga | 2023/04/23 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | W | 4-9 |
| Japan - NPB - Reserveliga | 2023/04/22 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | W | 2-8 |
| Japan - NPB - Reserveliga | 2023/04/21 04:00 | Yakult Swallows - Reserve v Seibu Lions - Reserve | W | 2-7 |
| Japan - NPB - Reserveliga | 2023/04/12 04:00 | Rakuten Eagles - Reserve v Seibu Lions - Reserve | L | 4-2 |
| Japan - NPB - Reserveliga | 2023/04/10 04:00 | Rakuten Eagles - Reserve v Seibu Lions - Reserve | W | 4-8 |
| Japan - NPB - Reserveliga | 2023/04/07 04:00 | Seibu Lions - Reserve v Nipponham Fighters - Reserve | W | 4-3 |