Head to Head
| Japan NPB | 2021/10/17 05:00 | Yakult Swallows v Yokohama Bay Stars | W | 7-3 |
| Japan NPB | 2021/09/30 08:30 | Yokohama Bay Stars v Yakult Swallows | L | 7-6 |
| Japan NPB | 2021/09/29 08:30 | Yokohama Bay Stars v Yakult Swallows | L | 7-5 |
| Japan NPB | 2021/09/28 08:30 | Yokohama Bay Stars v Yakult Swallows | W | 0-4 |
| Japan NPB | 2021/09/23 08:45 | Yakult Swallows v Yokohama Bay Stars | W | 4-2 |
| Japan NPB | 2021/09/22 08:45 | Yakult Swallows v Yokohama Bay Stars | W | 2-1 |
| Japan NPB | 2021/09/21 08:45 | Yakult Swallows v Yokohama Bay Stars | W | 5-2 |
| Japan NPB | 2021/09/11 08:30 | Yokohama Bay Stars v Yakult Swallows | W | 2-9 |
Home History
| Japan NPB | 2021/10/24 09:00 | Yomiuri Giants v Yakult Swallows | W | 4-6 |
| Japan NPB | 2021/10/23 05:00 | Yakult Swallows v Yomiuri Giants | L | 1-11 |
| Japan NPB | 2021/10/21 09:00 | Hiroshima Carp v Yakult Swallows | L | 11-7 |
| Japan NPB | 2021/10/20 09:00 | Yakult Swallows v Hanshin Tigers | D | 0-0 |
| Japan NPB | 2021/10/19 09:00 | Yakult Swallows v Hanshin Tigers | L | 0-11 |
| Japan NPB | 2021/10/17 05:00 | Yakult Swallows v Yokohama Bay Stars | W | 7-3 |
| Japan NPB | 2021/10/16 09:00 | Chunichi Dragons v Yakult Swallows | L | 5-3 |
| Japan NPB | 2021/10/15 09:00 | Yomiuri Giants v Yakult Swallows | W | 7-8 |
Away History
| Japan NPB | 2021/10/23 05:00 | Chunichi Dragons v Yokohama Bay Stars | W | 0-5 |
| Japan NPB | 2021/10/22 08:45 | Chunichi Dragons v Yokohama Bay Stars | W | 2-4 |
| Japan NPB | 2021/10/20 08:45 | Yomiuri Giants v Yokohama Bay Stars | L | 3-2 |
| Japan NPB | 2021/10/19 08:45 | Yomiuri Giants v Yokohama Bay Stars | D | 4-4 |
| Japan NPB | 2021/10/17 05:00 | Yakult Swallows v Yokohama Bay Stars | L | 7-3 |
| Japan NPB | 2021/10/14 09:00 | Yokohama Bay Stars v Hiroshima Carp | L | 3-5 |
| Japan NPB | 2021/10/13 09:00 | Yokohama Bay Stars v Hiroshima Carp | W | 9-3 |
| Japan NPB | 2021/10/12 09:00 | Yokohama Bay Stars v Hiroshima Carp | L | 0-3 |