Match cuts and fluid morphing between dream and waking states — widely cited as a direct influence on later Western dream-logic films.
Part of a body of work (with Perfect Blue, Paranoia Agent) centered on identity and perception instability.
No series knowledge required — complete story in a single feature-length runtime.
Inception is widely noted to have drawn direct visual and conceptual influence from Paprika's dream-logic sequences, making the comparison well-founded rather than coincidental.
No — it works as a standalone story, though fans of Perfect Blue or Paranoia Agent will recognize recurring thematic interests in identity and perception.