If you loved Boruto: Naruto the Movie, try Naruto OVA 12: The Day Naruto Became Hokage
A bridge between a film you've already seen and one most people haven't. Naruto OVA 12: The Day Naruto Became Hokage has roughly 25.9× fewer votes than Boruto: Naruto the Movie — 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.

Boruto: Naruto the Movie

Naruto OVA 12: The Day Naruto Became Hokage
What they share
Both films are directed by Hiroyuki Yamashita, and they both carry the foreign gem, uplifting mood tags, and they sit in Animation / Fantasy territory. If that's the register that drew you to Boruto: Naruto the Movie, the second film will land in a comparable space — through a different lens.
What Naruto OVA 12: The Day Naruto Became Hokage is
_Mr. Smith Goes to Washington_ if everyone's a ninja. Naruto's finally about to be named head of the village. But of course, total disaster strikes. A sweet little victory lap for a long-running anime franchise.