Haven't You Heard? I'm Sakamoto Episode 5: Softball Throw / The Charismatic Delinquent, Hayabusa-senpai / Personal Health Care
Episode 5 of 12 of Haven't You Heard? I'm Sakamoto, aired May 13, 2016, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Sakamoto has permanently scarred Maruyama from when he was his personal errand boy. Hayabusa-senpai, the delinquent and head of the second-years, challenges Sakamoto to a fight!