Marine Blue No Kaze Ni Dakarete summary:

A summer love... Forced to choose between love and friendship... The boy of her dreams leaves for the U.S.... Tachibana works in a beachside cafe and roams the beach sands with her dog, Dolphin. Then her friend Ippei loses a surfing challenge to a newcomer. With a shock Tachibana recognizes Arikawa, her first love--her first heartbreak. After four years he's back from the U.S. and he thinks Tachibana doesn't like him. But before they get a chance to talk Ippei challenges Arikawa to another surfing match--in the face of an on-coming hurricane!