Cupid Parasite is an otome game and visual novel developed and published by Idea Factory. It was released for the Nintendo Switch on August 20, 2020 in Japan, and November 2021 in western regions. A fan disc titled Cupid Parasite: Sweet and Spicy Darling was released on November 30, 2023 in Japan, and May 28, 2024 in the west. Idea Factory International has announced that a port of Cupid Parasite for PCs will be released on September 22, 2026.