45-funkan no Mahoutsukai

is a japanese manga series written by Fujishiro Hyaku. It began serialisation in the April 2016 issue of Manga Time Kirara Forward.

The series was released under 2 volumes from January 2017 to August 2017.

Synopsis
Kusafusa Chiko is a student at Ritou's Junior High School, where there are only 4 students. At the opening ceremony for her second year, Chiko and her friends found out "magic" classes were being introduced to the curriculum! Follow their daily lives, along with the new transfer student, Chihiro, as they learn a little bit of magic at Hayashima School. In the ever so peaceful island of Ritou, they will give their all, while always having fun!

(Source: MU)