If you loved Samurai X: The Motion Picture, try Rurouni Kenshin: New Kyoto Arc: The Chirps of Light
A bridge between a film you've already seen and one most people haven't. Rurouni Kenshin: New Kyoto Arc: The Chirps of Light has roughly 3.0× fewer votes than Samurai X: The Motion Picture — 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.
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Samurai X: The Motion Picture
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Rurouni Kenshin: New Kyoto Arc: The Chirps of Light
What they share
Theysit in Action / Animation territory. If that's the register that drew you to Samurai X: The Motion Picture, the second film will land in a comparable space — through a different lens.
What Rurouni Kenshin: New Kyoto Arc: The Chirps of Light is
You take up your sword again in Meiji-era Kyoto as old ghosts return. Then assassins swarm the streets on the same night. In the chaos Kenshin fights to protect Misao from a battle none wanted to see.