Hironori Ōkawa (大河浩宜 Hironori Ōkawa) is the team captain and third baseman of Musashino's baseball team.
Suzune is Ookawa's girlfriend. He confessed to her during the summer of their first year and she said okay. They have been dating ever since. However he enrages Suzune when he kicks Motoki for his perceived rudeness in stating he'll limit himself to 80 pitches per game.