5 Centimeters Per Second (Byosoku 5 Centimeter) (Bunko) [Japanese Edition]

Makoto Shinkai

It's the speed at which cherry petals fall. Akari always taught him important things, and Takaki tried to protect her. They met in elementary school, but were separated in junior high school, and their love and souls continue to wander. The film contains three short stories in a series, each centered around a single boy.