Maken-ki!  

Maken-ki! Battling Venus, マケン姫っ!

The romantic comedy is based on the manga series by Hiromitsu Takeda. It follows the story of Takeru Ohyama, a typical perverted teenage boy who attends a new co-ed high school that does not require entrance exams. However, his hopes for a happy high school life are shattered when he discovers that all students possess a special item known as a Maken, which they use to unleash their magical abilities in duels. Takeru must now find a Maken that suits him while also navigating the challenges of fitting in at a new school and dealing with various girl problems.