Sakura Guardian in the North (北の桜守, Kita no Sakuramori) is a 2018 Japanese drama film, directed by Yōjirō Takita and written by Machiko Nasu.
[1] Stage Production was by Keralino Sandrovich, Director of Photography is Takeshi Hamada and the music was by Kei Ogura and Katsu Hoshi.
The Russian army invades, and Tetsu flees with her sons, while her husband (played by Abe Hiroshi) stays behind to fight.
The plot then skips forward to 1971, and one of the sons, Shujiro (Masato Sakai) is now an executive at a US Multi National Hot Dog sales company.
[1] Upon realising something is wrong with her, partially related to her post traumatic stress disorder, she leaves to go back to her original house in Abashii, however, it has been demolished.