Kafoo: Waiting for Happiness

Akio, a naive guy owns a small store in Okinawa. Despite his modest life, he has a mischievous dog Kafu that could bring vivacity to his life.
One day Akio receives a letter from Saji, a girl he hasn't known. Saji claims in the letter that she wants to...
~~ Adapted from the novel "Kafu wo Machiwabite" by Maha Harada.