If you loved Buddha: The Great Departure, try Fullmetal Alchemist the Movie: Conqueror of Shamballa
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.

Buddha: The Great Departure

Fullmetal Alchemist the Movie: Conqueror of Shamballa
What they share
Theyboth carry the bittersweet, foreign gem, outsider mood tags, and they sit in Adventure / Animation / Drama territory. If that's the register that drew you to Buddha: The Great Departure, the second film will land in a comparable space — through a different lens.
What Fullmetal Alchemist the Movie: Conqueror of Shamballa is
You're stranded in 1920s Munich, your alchemy replaced with rocketry. But aiding a Romani girl pulls you into a web of world-ending conspiracies. Back home, Alphonse Elric pursues alchemy, seeking a reunion. Mizushima links Weimar Germany's anxieties to a coming war. The film lingers on how two brothers choose their destiny.