Genealogy of the Aces

Synopsis

At that school there wasn't even a baseball team. Only dilapidated grounds where the baseball club didn't even practice. A new teacher, who became the supervisor by chance, harbored a secret resolve. ""I'll take this team to Koshien. Even if it takes years."" As the coach revived the team, aces appeared like glittering stars, playing with all their might and vanishing into defeat. Their hopes carried over to the next generations, accumulating and growing into a great wish... (Source: Kodansha, translated)

Anime adaptations