Diamond Ace: The First Battery

When catcher Miyuki discovers pitcher Sawamura's secret diary entry—"become the best battery"—everything changes. Not "best pitcher," but battery. The word choice reveals a truth neither dared speak aloud. Through grueling practices, championship games, and three unforgettable years at Seidou High, two rivals forge an unbreakable bond on the mound. This is the story of baseball's most legendary battery, told from behind the plate.