A theatrical film released in cinemas five years after the television anime aired, featuring some characters with different voice actors. It is a feature-length animation adaptation of Johanna Spyri's original work "Heidi, Girl of the Alps." The story composition was handled by Isao Matsuki, the screenplay was co-written by Yoshiaki Yoshida, Hisao Ohkawa, and Mamoru Sasaki, the direction was by Isao Takahata, and the cinematography was handled by Trans Arts. The DVD title is "Heidi, Girl of the Alps: The Movie." Heidi, a five-year-old girl who lost her parents at a young age, is taken in by her grandfather, who lives alone in a mountain hut in the village of Dörfli, her birthplace. This happens after her Aunt Dete, who had been raising her until then, decides to work in Frankfurt. On her first night in the Alps, the stars twinkled brightly across the sky. The next morning, Heidi climbed the mountain with Peter, a young goatherd. Shortly after, upon hearing that Peter's aunt lived in a very shabby hut and was also blind, Heidi became deeply saddened and asked her grandfather to help repair and clean the hut. Three years later, in the spring, Aunt Dete returned and proposed that Heidi be introduced to a wealthy family named Sesemann, who were looking for a companion for their only daughter. Though reluctant, Heidi reluctantly agreed after being persuaded by her aunt. Clara, the only daughter of the Sesemann family, was frail and unable to walk, relying on a wheelchair. Unlike the typical spoiled rich girl, Clara quickly became good friends with Heidi. At first, Heidi enjoyed playing happily, but she gradually grew homesick for the Alps and eventually fell ill. Mr. Sesemann gently persuaded the grieving Clara, "If you truly love Heidi, the best thing is to let her go." Upon returning to the Alps, Heidi quickly recovered from her illness and regained her former vitality. When summer arrived, a wonderful guest came to visit Heidi—Clara. Perhaps influenced by the natural environment of the Alps, Clara began to feel a desire to walk. "Clara, I'm sure you'll be able to walk!" Encouraged by Heidi, Clara finally overcame her long and difficult struggle. When summer ended and Mr. Sesemann and Clara's aunt came to pick her up, what they saw was Clara walking unexpectedly across the green meadow. Could this be their pale-faced daughter who had relied on a wheelchair? Speechless, they could only embrace Clara. As Clara descended the mountain, Heidi waved her hand tirelessly, watching her go...