Seireitsukai no Blade Dance, Gakusen Toshi Asterisk Recommendations
These two anime are about an academy with a festival/event to determine who the strongest is. The main heroine is a fire wielder and is also of royalty.
Both feature an academy with a tournament/event setting which the MC's are engaged in
Compare the first episode. Both have a guy who is new to school transfer over and first thing that happens is they find a girl who is not wearing clothes for the most part. Both anime have the girl be affiliated with fire, be part of royalty and attack the guy. Both have the school have some kind of duelling system and eventually will have the student fight against other schools. Finally, both main protagonists are op at what they do.
- Both the main male character use a sword and the way they obtained their sword is the same
- Both the main female character is a fire user
First: The theme of the tournament between the best
Second: The theme of the harem
Third, the concept of magic also exists
Both series have a MC that is Overpowered, yet in his first appearance appears weak. After that he shows power and starts to get a harem of the various girls from his school.
Also, the reason he goes to the school is because he needs to win a tournament, in which the victor is granted a wish.