| Date | R | Home v Away | - | |
|---|---|---|---|---|
| 06/23 04:00 | - | Seibu Lions Reserves v Yokohama Bay Stars Reserves | L | 0-4 |
| 06/22 04:00 | - | Seibu Lions Reserves v Yokohama Bay Stars Reserves | D | 0-0 |
| 06/21 02:00 | - | Seibu Lions Reserves v Yokohama Bay Stars Reserves | L | 1-10 |
| 06/20 04:00 | - | Chiba Lotte Marines Reserves v Seibu Lions Reserves | L | 10-6 |
| 06/19 04:00 | - | Chiba Lotte Marines Reserves v Seibu Lions Reserves | W | 2-4 |
| 06/18 04:00 | - | Chiba Lotte Marines Reserves v Seibu Lions Reserves | L | 8-4 |
| 06/16 04:00 | - | Seibu Lions Reserves v Yomiuri Giants Reserves | W | 9-4 |
| 06/12 04:00 | - | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 1-5 |
| 05/31 09:00 | - | Seibu Lions Reserves v Yokohama Bay Stars Reserves | L | 1-4 |
| 05/24 04:00 | - | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 1-4 |
| 05/17 04:00 | - | Seibu Lions Reserves v Rakuten Eagles Reserves | L | 0-3 |
| 05/07 04:00 | - | Seibu Lions Reserves v Yakult Swallows Reserves | D | 5-5 |
| 04/24 04:21 | - | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 3-7 |
| 04/23 04:00 | - | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 0-5 |