Ep. 7: Future letter reveals regrets over missing Kakeru's birthday celebration
Aired on August 15, 2016

A letter from the future reveals that everyone regrets not celebrating Kakeru's birthday. High school Naho and her friends persistently ask Kakeru about his wishes leading up to the event. Meanwhile, 26 year-old Naho and her group gather at the late Kakeru's grandmother's house. They hold a birthday celebration there, fulfilling a promise made in the past. The narrative contrasts the present efforts to honor Kakeru with the retrospective actions of the older group, highlighting the shared sentiment of regret across different timelines regarding the missed opportunity to celebrate his special day.
Episodes
- Ep. 3 · Naho finds hope in Kakeru's actions contradicting the letter's prediction about the soccer club.
- Ep. 4 · Naho struggles with jealousy over Kakeru’s holiday date with Ueda-senpai
- Ep. 5 · Kakeru presents Naho a hairpin and invites her to study for exams
- Ep. 6 · Naho faces a final obstacle before the promised fireworks with Kakeru.
- Ep. 7 · Future letter reveals regrets over missing Kakeru's birthday celebration
- Ep. 8 · Naho questions the future letter's accuracy regarding Kakeru's relay race participation.
- Ep. 9 · Naho finds relief in friends' support as she and Kakeru grow closer before the athletic festival.
- Ep. 10 · Kakeru conceals his ankle injury during the athletic festival before opening up to friends.
- Ep. 11 · Naho confronts New Year's Eve after a fight with Kakeru