第 12 集: 訓練營中娛樂社與學生會的夏日過夜競賽
2011年9月20日 播出
Everyone decides to have a sleepover at the clubroom during the summer. Kyouko arranges a contest between the Amusement Club and the student council. After everyone has some barrel baths, Chitose goes on a kissing rampage as a result of eating chocolate. (Source: Wikipedia, edited)