If you loved Rain in the Sunshine, try Fumiko's Confession
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
What they share
Both films are directed by Hiroyasu Ishida, and they sit in Animation / Romance territory. If that's the register that drew you to Rain in the Sunshine, the second film will land in a comparable space — through a different lens.
What Fumiko's Confession is
Here's a film about the perils of young love, played for laughs. A heartbroken schoolgirl runs away from a romantic rejection, picking up speed as she barrels down a steep hill. It does, at least, make a virtue of cartoon physics.

