Bitter Honey (2016) Mitsu no aware
Akago (Fumi Nikaido) is a red goldfish able to change into a girl. She possesses a pure and sensuous side. She lives with an old male writer (Ren Osugi) whom she calls “Ojisama.” One day, the ghost of Yuriko Tamura (Yoko Maki) appears. She is a woman the writer knew in the past.