If you loved Lupin the Third: Voyage to Danger, try Lupin the Third: Pilot Film
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 Masaaki Osumi, and they both carry the playful mood tag, and they sit in Animation / Comedy / Crime territory. If that's the register that drew you to Lupin the Third: Voyage to Danger, the second film will land in a comparable space — through a different lens.
playful
What Lupin the Third: Pilot Film is
Well, somebody had to start somewhere. This early iteration presents a montage of capers starring the famous thief and his cohorts. It's more like a proof-of-concept than a short, really.

