| Japan - NPB - Reserveliga | 2019/05/23 08:00 | Yakult Swallows - Reserve v Yokohama Bay Stars - Reserve | W | 1-4 |
| Japan - NPB - Reserveliga | 2019/06/16 04:00 | Chiba Lotte Marines - Reserve v Yokohama Bay Stars - Reserve | L | 3-0 |
| Japan - NPB - Reserveliga | 2019/05/31 09:00 | Seibu Lions - Reserve v Yokohama Bay Stars - Reserve | W | 1-4 |
| Japan - NPB - Reserveliga | 2019/05/28 09:00 | Yomiuri Giants - Reserve v Yokohama Bay Stars - Reserve | W | 7-8 |
| Japan - NPB - Reserveliga | 2019/05/25 04:00 | Yokohama Bay Stars - Reserve v Chiba Lotte Marines - Reserve | L | 0-4 |
| Japan - NPB - Reserveliga | 2019/05/24 04:00 | Yokohama Bay Stars - Reserve v Chiba Lotte Marines - Reserve | L | 8-11 |
| Japan - NPB - Reserveliga | 2019/05/23 08:00 | Yakult Swallows - Reserve v Yokohama Bay Stars - Reserve | W | 1-4 |
| Japan - NPB - Reserveliga | 2019/05/07 09:00 | Rakuten Eagles - Reserve v Yokohama Bay Stars - Reserve | W | 0-4 |
| Japan - NPB - Reserveliga | 2019/04/22 04:33 | Yokohama Bay Stars - Reserve v Rakuten Eagles - Reserve | W | 4-3 |
| Japan - NPB - Reserveliga | 2019/06/13 04:00 | Yakult Swallows - Reserve v Yomiuri Giants - Reserve | L | 6-9 |
| Japan - NPB - Reserveliga | 2019/06/12 04:00 | Yakult Swallows - Reserve v Yomiuri Giants - Reserve | W | 2-1 |
| Japan - NPB - Reserveliga | 2019/06/09 04:00 | Rakuten Eagles - Reserve v Yakult Swallows - Reserve | L | 4-1 |
| Japan - NPB - Reserveliga | 2019/05/23 08:00 | Yakult Swallows - Reserve v Yokohama Bay Stars - Reserve | L | 1-4 |
| Japan - NPB - Reserveliga | 2019/05/10 04:00 | Yakult Swallows - Reserve v Chiba Lotte Marines - Reserve | W | 9-6 |
| Japan - NPB - Reserveliga | 2019/05/07 04:00 | Seibu Lions - Reserve v Yakult Swallows - Reserve | D | 5-5 |