Koiken!

Sinopsis

Yuuji's ordinary school life takes an unexpected turn with the arrival of Kaede, a transfer student returning from abroad. Despite her cute appearance, Kaede possesses a violent streak. She establishes a "love researcher group" called Koi-ken! and compels Yuuji to join due to the club's insufficient membership. His involvement in Koi-ken! introduces him to the vibrant personalities of senior Sakura and the idol Nagisa, adding color to his daily routine.