Pleinair San is a recurring character in the Disgaea series, including Makai Senki Disgaea. Known for her distinctive blue hair, rabbit ears, and stoic expression, she is often seen as an announcer or cameo character. Despite rarely speaking, Pleinair is beloved by fans for her mysterious aura and cute appearance. While not central to the main plot, her presence adds a unique charm and often serves as an easter egg or bonus character in various Nippon Ichi Software games.