Ookiku Furikabutte: Natsu no Taikai Hen  

Big Windup! 2, Big Windup! Season 2, Big Windup! The Summer Tournament, OF2, Oofuri 2, Ookiku Furikabutte 2, おおきく振りかぶって~夏の大会編~

Continuing from where the previous series ended, Nishiura High School's star pitcher Ren Mihashi and his teammates prepare for their next match against Sakitama High School in the tournament. Their ultimate goal is to advance to the finals at Hanshin Koushien Stadium.