Arc 2The Changeup and Seido
Kōshū worked to become a stronger pitcher while considering Seido High School as his future, and he developed a changeup with Miyuki despite his coach’s instructions. The arc ended with Kōshū resting under Coach Ninomiya’s restrictions as Seido scout Takashima Rei began pursuing him.
- Kōshū impressed Miyuki and Narumiya with his fastballs, but Narumiya’s team later beat Kōshū’s team 1–0.
- After the third-year seniors left, Nozawa encouraged Kōshū to trust his catcher and accept whatever helped the team, and Coach Ninomiya chose him to start against Yoshinaga Club.
- Kōshū pitched Kinoshita Club to a win over Yoshinaga, then visited Seido High School with his family and began considering attending with Lang Zhi.
- Kōshū developed a changeup, improved his fastball, and showed the pitch to Coach Fujii and the other coaches after reaching 138 kilometers per hour.
- Coach Ninomiya restricted Kōshū’s throwing and ordered him to rest after learning he had trained through winter break.
- Takashima Rei watched Kinoshita Club’s scrimmage and decided to use Kōshū’s Seido alumni parents to pursue him as a recruit.
- Lang Zhi made a falling catch and throw to first during Team B’s 3–2 win, while Kōshū watched from the sidelines under his rest restrictions.