Da Capo

Da Capo is an adult visual novel created by Circus. It was later adapted into a manga and anime series. Its sequel is called Da Capo II.

Plot
It centers around the period before Jun'ichi Asakura graduates from the affliated section of Kazami Academy (Kazami Gakuen) where his cousin Sakura Yoshino returns to after moving to America years ago. Most of the main stories revolve around a magical sakura tree.