Kyodai Henshin Hero Onee-san no Sentou Suit ni Shounen ga Haicchatta Hanashi | Boy Enters an Older Girl's Giant Transforming Heroine Battle Suit
(C86) Momiji to Nitori no Aemono (Omaera ga Ookiku Naare! Touhou Kyojinka Goudoushi) (Touhou Project)