Compile Heart is a Japanese developer and publisher closely associated with niche RPGs tailored for dedicated genre enthusiasts, with around 78 games on GameScrobbler. The company is best known for the long-running Hyperdimension Neptunia series, including entries such as Hyperdimension Neptunia Re;Birth1 and Megadimension Neptunia VII, alongside related titles like Fairy Fencer F. Their output consistently targets fans of anime-styled JRPGs with layered mechanics and self-referential humour.