Ace of the Diamond Vol. 6 (Kodansha, 2017)

Sawamura has now moved up to varsity, and just as he starts to feel the weight of responsibility, a hellish training camp begins! The heroic measures of the training camp force the trio of first-years to finally realize the extraordinary resolution and overwhelming effort that their upperclassmen put into practice on the daily. And when the training camp comes to a close, the practice games begin, with Furuya and Sawamura's pitching orders already decided…