Sakura Nankyoku is the main protagonist of the anime series 'Penguin Musume.' Known for her cheerful and energetic personality, Sakura is a passionate otaku with a deep love for anime and manga. Her quirky and often unpredictable behavior makes her stand out among her peers. Sakura is also extremely wealthy, which she uses to indulge in her hobbies. Despite her eccentricities, she has a good heart and often finds herself in humorous and bizarre situations, making her an endearing and entertaining character in the series.