Fukashigi no Karte (不可思議のカルテ, lit. "mysterious medical record") is the title track used as the ending theme of the Seishun Buta Yarou wa Bunny Girl Senpai no Yume wo Minai anime series and the first track in the single, Fukashigi no Karte. It is performed by Asami Seto, Nao Toyama, Atsumi Tanezaki, Maaya Uchida, Yurika Kubo, and Inori Minase, the voice actors of Mai Sakurajima, Tomoe Koga, Rio Futaba, Nodoka Toyohama, Kaede Azusagawa and Shoko Makinohara. The single was released on October 3, 2018.