Sakurasaku shoukougun manga

Sakurasaku Shoukougun summary:

Childhood friends Wakatake and Kagetora meet again after not seeing each other for more than 8 years. Wakatake is a boy who takes his studies extremely serious, as he is to take over the medical clinic of his parents one day. Kagetora is an impulsive girl, who spends most of her time fighting outside on the streets, instead of the class room. Now that Kagetora decided to enter one of the most prestigious high schools of the country to pursue the love of her life, she needs Wakatake to help her to pass the entrance test...