Games like St. Luminous Jogakuin

If you finished St. Luminous Jogakuin, the closest matches are Dating My High School Bully, Stepsister Shock!, True Love Story, To Love-Ru -Trouble- Darkness: True Princess and Kimi ni Todoke: Sodateru Omoi. All 9 share its visual novel genre and are ranked by how closely their themes and modes overlap.