| Date | R | Thuis v Uit | - | |
|---|---|---|---|---|
| 06/27 04:00 | - | Rakuten Eagles - Reserves v Seibu Lions - Reserves | W | 0-2 |
| 06/26 04:00 | - | Rakuten Eagles - Reserves v Seibu Lions - Reserves | W | 5-6 |
| 06/25 04:00 | - | Rakuten Eagles - Reserves v Seibu Lions - Reserves | L | 5-1 |
| 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 |