If you loved A Letter to Momo, try Yo-kai Watch: The Movie
A bridge between a film you've already seen and one most people haven't. Yo-kai Watch: The Movie has roughly 5.8× fewer votes than A Letter to Momo — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.
What they share
Theyboth carry the cozy, foreign gem mood tags, and they sit in Animation / Comedy / Family / Fantasy territory. If that's the register that drew you to A Letter to Momo, the second film will land in a comparable space — through a different lens.
What Yo-kai Watch: The Movie is
Here's a movie that posits: what if Pokémon, but watches? A boy teams up with his spectral cat and a time-traveling friend to stop a villain from erasing the very concept of friendship. At least it's not another origin story.

