Neptune (ネプテューヌ, Neputūnu), also known as Purple Heart (パープルハート, Pāpuru Hāto), is the main character of the Hyperdimension Neptunia franchise. She is the Console Patron Unit (CPU) of Planeptune. Neptune personifies a fictional Sega console, although her name was inspired by the Sega Neptune, which combined the Sega Genesis and 32X but was never released.
