Plot Summary:Miyagi Prefecture in the Tohoku region suffered severe damage following the Great East Japan Earthquake. One day, elementary school student Koyuki, who lives with her parents in temporary housing, catches sight of some news on TV. \"A soccer ball swept away by the tsunami has been found in Alaska, USA having travelled over 5,000 km.\" Koyuki and her family lost both their home and their precious belongings in the earthquake. Her father Isamu has lost his job, and her mother Sayuri supports the family with her part time job. Having lost his smile, her father who helps around the house whilst looking for a job claims that, \"until he finds a job\" he will not partake in \"enjoyable things\". Koyuki, having seen the news, then hears from her mother that her father once had a treasured ball that he received in his high school days, signed by the members of the football club. She wants to make her father happy again. In order to bring the life back into her much adored father, Koyuki gets a brand new ball and goes on a journey through her hometown to receive the signatures once more.