Head to Head
| 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 |
| Japan NPB | 2017/06/08 09:00 | Yomiuri Giants v Seibu Lions | W | 2-13 |
Home History
| Japan NPB Exhibition | 2020/03/15 04:00 | Seibu Lions v Yakult Swallows | W | 3-1 |
| Japan NPB Exhibition | 2020/03/14 04:00 | Seibu Lions v Yakult Swallows | W | 1-0 |
| Japan NPB Exhibition | 2020/03/13 04:00 | Seibu Lions v Yakult Swallows | W | 7-2 |
| Japan NPB Japan Series | 2019/10/13 05:00 | Seibu Lions v Softbank Hawks | L | 3-9 |
| Japan NPB | 2019/10/11 09:00 | Softbank Hawks v Seibu Lions | L | 7-0 |
| Japan NPB | 2019/10/10 09:00 | Softbank Hawks v Seibu Lions | L | 8-6 |
| Japan NPB | 2019/10/09 09:00 | Softbank Hawks v Seibu Lions | L | 8-4 |
| Japan NPB | 2019/09/26 09:00 | Seibu Lions v Rakuten Eagles | L | 1-7 |
Away History
| Japan NPB Exhibition | 2020/03/14 09:00 | Yomiuri Giants v Rakuten Eagles | D | 3-3 |
| Japan NPB Exhibition | 2020/03/13 09:00 | Yomiuri Giants v Rakuten Eagles | L | 2-3 |
| Japan NPB Exhibition | 2020/03/11 09:00 | Softbank Hawks v Yomiuri Giants | L | 6-3 |
| Japan NPB Exhibition | 2020/03/10 04:00 | Softbank Hawks v Yomiuri Giants | L | 10-2 |
| Japan NPB Exhibition | 2020/03/04 09:00 | Nippon Ham Fighters v Yomiuri Giants | D | 7-7 |
| Japan NPB Exhibition | 2020/03/03 09:00 | Nippon Ham Fighters v Yomiuri Giants | L | 3-0 |
| Japan NPB Exhibition | 2020/02/29 09:00 | Yomiuri Giants v Yakult Swallows | L | 3-5 |
| Japan NPB Exhibition | 2020/02/24 04:00 | Yomiuri Giants v Hiroshima Carp | L | 8-9 |