第 5 集: Haruka與社團成員舉辦集訓，Rei則在夜晚獨自練習
2013年8月8日 播出
Haruka and the other club members decide to hold a training camp to prepare for prefectural. Each member follows his own regimen. However, Rei is unhappy about falling behind and heads back into the ocean at night to practice. (Source: Crunchyroll)