Looking back with more than 170 illustrations.Dormitory students' birthday celebration. The first birthday card art collection is now available in the "Official Visual Book" series, where you can enjoy card illustrations in a powerful large format!Complete recording of SSR card illustrations and groovy illustrations for all students implemented in 2020 "Omekashi Birthday" and 2021 "Union Birthday". Official visual book customary, valuable line drawing materials of recorded illustrations are also posted. Enjoy two years of Night Raven College-style birthday celebrations.