Aki Nijou is a prominent character in the anime series "Maken-Ki!". She is known for her voluptuous figure and serves as the school nurse at Tenbi Academy. Aki is responsible for the health and wellness of the students and often gets involved in their personal affairs, offering both medical assistance and advice. Despite her seductive appearance, Aki is a kind-hearted and caring individual, often going above and beyond to ensure the well-being of those around her. Her role extends to being a mentor figure, guiding students through the complexities of their abilities and personal growth at the academy.