If you're specifically looking for a 1991 version, there seems to be a bit of confusion since the film was released in 2006, not 1991. However, Satoshi Kon did direct another film in 1994 called "World Apartment Horror" and in 1997 "Perfect Blue", but not in 1991.
Unlike many films in the "erotic" genre that prioritize style over substance, Paprika is notable for its narrative structure and cinematic homage. paprika 1991 m4uhd free
Where to watch
Set in 1950s Italy just before brothels were legally banned, the film follows Mimma (played by Debora Caprioglio), a young country girl who travels to the city to become a sex worker. Her original goal is to earn enough money to help her fiancé start a business, but she soon discovers his betrayal. If you're specifically looking for a 1991 version,
Here’s a brief factual breakdown instead: What is Paprika (1991)