If you loved Napping Princess, try Ghost in the Shell: SAC_2045 Sustainable War
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 Kenji Kamiyama, and they sit in Animation / Science Fiction territory. If that's the register that drew you to Napping Princess, the second film will land in a comparable space — through a different lens.
What Ghost in the Shell: SAC_2045 Sustainable War is
You live in 2045, after economic disaster strikes, but then AI fuels a hidden war, and the series creator leaves you with a haunting vision.
Ask 
ChatGPT
Claude
Grok
Le Chat
Perplexity
for a deeper bridge
ChatGPTClaudeGrokLe ChatPerplexity