Head to Head
| Japan NPB Exhibition | 2020/06/02 05:00 | Seibu Lions v Yomiuri Giants | W | 9-7 |
| Japan NPB | 2019/06/13 09:00 | Yomiuri Giants v Seibu Lions | L | 8-2 |
| Japan NPB | 2019/06/12 09:00 | Yomiuri Giants v Seibu Lions | L | 9-4 |
| Japan NPB | 2019/06/11 09:00 | Yomiuri Giants v Seibu Lions | W | 0-4 |
| Japan Pre-Season Friendlies | 2019/03/21 04:00 | Seibu Lions v Yomiuri Giants | L | 2-13 |
| Japan NPB | 2018/06/10 05:00 | Seibu Lions v Yomiuri Giants | L | 2-3 |
| Japan NPB | 2018/06/09 09:00 | Seibu Lions v Yomiuri Giants | L | 5-8 |
| Japan NPB | 2018/06/08 09:00 | Seibu Lions v Yomiuri Giants | W | 5-4 |
Home History
| Japan NPB | 2020/11/09 09:00 | Seibu Lions v Softbank Hawks | L | 2-6 |
| Japan NPB | 2020/11/08 04:00 | Seibu Lions v Lotte Marines | L | 2-8 |
| Japan NPB | 2020/11/07 05:00 | Seibu Lions v Rakuten Eagles | D | 6-6 |
| Japan NPB | 2020/11/06 09:00 | Seibu Lions v Rakuten Eagles | L | 2-4 |
| Japan NPB | 2020/11/04 09:00 | Nippon Ham Fighters v Seibu Lions | W | 3-10 |
| Japan NPB | 2020/11/03 05:00 | Nippon Ham Fighters v Seibu Lions | W | 4-5 |
| Japan NPB | 2020/11/02 09:00 | Nippon Ham Fighters v Seibu Lions | W | 0-4 |
| Japan NPB | 2020/11/01 04:00 | Softbank Hawks v Seibu Lions | W | 1-3 |
Away History
| Japan NPB | 2020/11/25 09:30 | Yomiuri Giants v Softbank Hawks | L | 1-4 |
| Japan NPB | 2020/11/24 09:30 | Yomiuri Giants v Softbank Hawks | L | 0-4 |
| Japan NPB | 2020/11/22 09:10 | Softbank Hawks v Yomiuri Giants | L | 13-2 |
| Japan NPB | 2020/11/21 09:10 | Softbank Hawks v Yomiuri Giants | L | 5-1 |
| Japan NPB | 2020/11/14 05:00 | Yomiuri Giants v Yokohama Bay Stars | L | 4-5 |
| Japan NPB | 2020/11/10 09:00 | Yomiuri Giants v Hanshin Tigers | W | 4-0 |
| Japan NPB | 2020/11/08 05:00 | Yakult Swallows v Yomiuri Giants | L | 5-3 |
| Japan NPB | 2020/11/07 09:00 | Yakult Swallows v Yomiuri Giants | W | 2-6 |