Kawa no Nagare ni

Synopsis

When Kenji’s mother passes away from illness, he finds himself completely alone as doubts about the way he’s living life creep in. Bewildered at his own emotions, change banks on the horizon when various women and a father he had thought dead begin popping up.

Originally shown at the Nasushiobara Film Festival on November 28th, 2021. Theatrically released November 25th, 2022.  

(Source)