Seibu Lions Yamato Fuji pitcher Sou Sato pitcher catcher Haruse Narita pitcher On February 22, the National League Baseball Association held a staff meeting in Tokorozawa, Saitama, and decided on the members for the spring camps to be held in Nango, Miyazaki, and Haruno, Kochi, starting on February 1. All of them have no first-team experience at this point. None of them have experience in the first team at this point.

Manager Fumiya Nishiguchi expressed his expectations for the four players who were given a major promotion, saying, "I saw them at last fall's camp, and they showed something special, something good. I want to see more of them." In addition, pitcher Kosei Takahashi (28), who had declared his intention to challenge the major leagues but decided to stay with Seibu Lions will also start the first-team camp in Nango, Miyazaki.

The allocation of all players is expected to be announced at a later date.