If you loved Lupin the Third: The Mystery of Mamo, try The Castle of Cagliostro
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
Theyboth carry the playful mood tag, and they sit in Adventure / Animation / Comedy / Crime territory. If that's the register that drew you to Lupin the Third: The Mystery of Mamo, the second film will land in a comparable space — through a different lens.
playful
What The Castle of Cagliostro is
Lupin the Third gets stuck with fake loot. He and Jigen target the Castle of Cagliostro. It's a heist with a princess.

