10 titles recommended if you like Trinity Seven
The Irregular at Magic High School
CLASSROOM FOR HEROES
Prison School
Vermeil in Gold
Aharen-san wa Hakarenai
The Demon Sword Master of Excalibur Academy
MASHLE: MAGIC AND MUSCLES
Wise Man's Grandchild
The 100 Girlfriends Who Really, Really, Really, Really, REALLY Love You
The Iceblade Sorcerer Shall Rule the World