Orange Pocket

Orange Pocket's story takes place in a rural area in Japan near a large mountain and river. The protagonist, Hideaki Eda, is attending East Tsukuda Academy and is experiencing an enjoyable life. One day, Hideaki's childhood friend Nazuna Ayase returns from the city and starts attending his school. She adapts to a rural life quickly and soon things start to become noisier as Hideaki begins to hang out with more girls from his school.

[From Wikipedia]