| Japan NPB | 2021/10/17 04:00 | Seibu Lions v Rakuten Eagles | L | 6-5 |
| Japan NPB | 2021/10/16 05:30 | Seibu Lions v Rakuten Eagles | W | 0-3 |
| Japan NPB | 2021/10/15 09:00 | Seibu Lions v Rakuten Eagles | L | 5-1 |
| Japan NPB | 2021/10/10 05:00 | Rakuten Eagles v Seibu Lions | L | 2-3 |
| Japan NPB | 2021/10/09 05:00 | Rakuten Eagles v Seibu Lions | W | 2-1 |
| Japan NPB | 2021/09/23 05:00 | Rakuten Eagles v Seibu Lions | L | 3-4 |
| Japan NPB | 2021/09/22 08:45 | Rakuten Eagles v Seibu Lions | W | 4-2 |
| Japan NPB | 2021/09/05 06:00 | Seibu Lions v Rakuten Eagles | W | 2-8 |
| Japan NPB | 2021/11/07 05:00 | Rakuten Eagles v Lotte Marines | D | 4-4 |
| Japan NPB | 2021/11/06 05:00 | Rakuten Eagles v Lotte Marines | L | 4-5 |
| Japan NPB | 2021/10/27 09:00 | Lotte Marines v Rakuten Eagles | W | 1-2 |
| Japan NPB | 2021/10/25 09:00 | Orix Buffaloes v Rakuten Eagles | L | 4-0 |
| Japan NPB | 2021/10/24 05:00 | Softbank Hawks v Rakuten Eagles | L | 6-2 |
| Japan NPB | 2021/10/23 05:00 | Softbank Hawks v Rakuten Eagles | W | 1-8 |
| Japan NPB | 2021/10/20 09:00 | Rakuten Eagles v Orix Buffaloes | W | 5-2 |
| Japan NPB | 2021/10/19 09:00 | Rakuten Eagles v Orix Buffaloes | L | 3-6 |
| Japan NPB | 2021/10/26 09:00 | Seibu Lions v Nippon Ham Fighters | L | 0-1 |
| Japan NPB | 2021/10/21 09:00 | Seibu Lions v Orix Buffaloes | L | 2-3 |
| Japan NPB | 2021/10/20 08:45 | Nippon Ham Fighters v Seibu Lions | W | 5-7 |
| Japan NPB | 2021/10/19 08:45 | Nippon Ham Fighters v Seibu Lions | L | 6-2 |
| Japan NPB | 2021/10/18 08:45 | Lotte Marines v Seibu Lions | L | 2-1 |
| Japan NPB | 2021/10/17 04:00 | Seibu Lions v Rakuten Eagles | W | 6-5 |
| Japan NPB | 2021/10/16 05:30 | Seibu Lions v Rakuten Eagles | L | 0-3 |
| Japan NPB | 2021/10/15 09:00 | Seibu Lions v Rakuten Eagles | W | 5-1 |