Dog in a Sidecar
The film begins in the present, with its heroine, Kaoru (Mimura), a grown-up woman working as a real-estate agent, while helping out the folksy proprietor (Minori Terada) of a neighborhood fishing pond. There she meets a shy girl who needs her help baiting a hook and reminds her of herself in the fourth grade.
Starring Yûko Takeuchi, Hana Matsumoto, Arata Furuta, Takeru Taniyama, Mimura, Sawa Suzuki, Hiroshi Yamamoto, Minori Terada, Yoichi Nukumizu, Yôsuke Kawamura
Watch "Dog in a Sidecar" from streaming services Imdb TV (Prime), Imdb TV, Amazon released in 2007. It's a drama movie, and has a rating of 6.8 out of 10 from Imdb which is usually fine for this kind of movie.