10화: 보탄이 7반 친구들과 함께한 즐거운 여름 방학 순간들을 기록하다
2016년 6월 9일 방영
Summer vacation has finally begun. Botan records the fun days she is having with her friends from class 7 in her journal. Going to karaoke on the way home from school, swimming at the beach by the Kumegawa villa... As they describe their summers filled with "happiness," she smiles. (Source: Crunchyroll)