A Labrador retriever named Quill begins specialized training as a guide dog from an early age, then the canine is paired with a blind man who is initially reluctant to rely on his new partner.
as Mitsuru Watanabe
as Satoru Tawada
as Etsuo Watanabe
as Mitsuko Watanabe
as Mrs. Watanabe
as Isamu Nii
as Mitsuko Nii
as Ren Mito
as Adult Quill
as Yuichi Sakai