Summer Days with Coo (2007)

Summer Days with Coo is a heartwarming adventure about a young boy named Koichi who discovers a mythical creature named Coo that has been trapped in a fossil for thousands of years. As Koichi helps Coo adapt to the modern world, they embark on a journey to reunite Coo with his family and discover the true meaning of friendship and family. Along the way, they encounter various challenges and obstacles that test their bond and courage. This heartwarming film explores themes of friendship, family relationships, and coming-of-age, while also introducing elements of adventure and fantasy.