| Japonia - NPB Reserve League | 2021/07/29 04:00 | Yokohama Bay Stars - Rezerve v Seibu Lions - Rezerve | L | 6-10 |
| Japonia - NPB Reserve League | 2021/07/28 04:00 | Yokohama Bay Stars - Rezerve v Seibu Lions - Rezerve | W | 8-2 |
| Japonia - NPB Reserve League | 2021/03/26 03:54 | Yokohama Bay Stars - Rezerve v Seibu Lions - Rezerve | L | 6-8 |
| Japonia - NPB Reserve League | 2020/09/29 09:00 | Seibu Lions - Rezerve v Yokohama Bay Stars - Rezerve | D | 0-0 |
| Japonia - NPB Reserve League | 2020/09/20 04:00 | Yokohama Bay Stars - Rezerve v Seibu Lions - Rezerve | W | 10-8 |
| Japonia - NPB Reserve League | 2020/09/19 04:00 | Yokohama Bay Stars - Rezerve v Seibu Lions - Rezerve | D | 5-5 |
| Japonia - NPB Reserve League | 2020/07/24 04:30 | Yokohama Bay Stars - Rezerve v Seibu Lions - Rezerve | W | 4-3 |
| Japonia - NPB Reserve League | 2019/07/08 04:00 | Yokohama Bay Stars - Rezerve v Seibu Lions - Rezerve | W | 7-5 |
| Japonia - NPB Reserve League | 2019/06/23 04:00 | Seibu Lions - Rezerve v Yokohama Bay Stars - Rezerve | W | 0-4 |
| Japonia - NPB Reserve League | 2019/06/22 04:00 | Seibu Lions - Rezerve v Yokohama Bay Stars - Rezerve | D | 0-0 |
| Japonia - NPB Reserve League | 2019/06/21 02:00 | Seibu Lions - Rezerve v Yokohama Bay Stars - Rezerve | W | 1-10 |
| Japonia - NPB Reserve League | 2019/05/31 09:00 | Seibu Lions - Rezerve v Yokohama Bay Stars - Rezerve | W | 1-4 |