After working on the Pet Girl of Sakurasou property, writer Hajime Kamoshida kicked off another series a few years back with the Seishun Buta Yarō light novel.
The series has been set for an October 2018 debut and the official site has updated with the first promotional video for it.
For example, Sakuta Azusagawa is a high school student who suddenly sees a bunny girl appear in front of him.
Sakuta sets out to solve this mystery, and has he spends time with Mai, he learns her secret feelings.