Name: Cesario Height: 167cm Weight: Slight decrease (restricting intake before a race) Three Sizes: B80 / W53 / H84 Shoe Size: 24.5cm (both feet) Grade: Middle School, 2nd Year Dorm: Ritto Dormitory Roommate: Rhein Kraft Specialties: Singing, measuring by hand, disguise Weaknesses: Tragic love stories, winter mornings Ears: When she doesn't have someone to pamper her, her ears sometimes go flat (pinned back horizontally). Tail: Uses deep-sea water shampoo. Family: The carrot glacé is her mother's secret recipe. Personal Rule: In winter, she sleeps with the blanket pulled all the way up to her neck. Smartphone Wallpaper: A group photo from when she visited a racing club. Before a Race: She takes notes on her feelings to pass down to future generations.

An intelligent and broad-minded Horse Girl. Influenced by her father, a famous trainer, and her education-focused mother, she is interested in nurturing the next generation. Learning that Tiara Horse Girls often focus on training successors after retirement, she admires this as her ideal path. According to her roommate and best friend, her "On" and "Off" modes are very distinct.