Hifuu Club Activity Record ~ The Sealed Esoteric History (2015)
Original title: 秘封活动记录
Hifuu Club Activity Record ~ The Sealed Esoteric History is a 2015 Japanese-language animation series. It stars Kana Hanazawa, Eri Kitamura and Asami Imai.
The series unfolds from the perspective of the two members of the secret group, those being Maribel Hearn and Renko Usami, the only members of the Secret Sealing Club. And describes the various stories that happened in Gensokyo in the past.