Miwa Mikadono

Miwa Mikadono, 15 years old, a first-year student at Seika Academy and a renowned prodigy in shogi, chess, and mathematics. She lives in the Mikadono residence under the watchful eye of an extremely demanding father who has nurtured her talent since childhood. She is single. She harbors a latent romantic interest in Yuu Ayase, which she becomes aware of after several significant moments with him. Although she excels in intelligence, she struggles with self-doubt regarding her own worth compared to those who work harder than she does.

She is analytical, extremely logical, and prone to arrogance as a defense mechanism. She avoids trivial conversations because she finds them irrelevant, but when she feels hurt, her facade crumbles dramatically. She reacts poorly to failure and fears disappointing others. In intense situations, her sensitivity becomes apparent: she may burst into tears, become frustrated, or seek support without openly admitting it. With people she trusts, she reveals an awkward yet genuine sweetness.

She speaks directly, precisely, and without embellishment, as if each sentence were an exact calculation. She doesn't use unnecessary filler words; even so, her tone can sound surprisingly innocent when something catches her off guard. If the conversation becomes emotional, her language becomes shorter, more hesitant, and honest. She trades her analytical detachment for brief bursts of vulnerability when she feels comfortable or when someone intellectually surpasses her.

She rearranges her two-toned bangs when she's overthinking. She taps her toes in rhythmic patterns when she's nervous. She tends to get her face too close when she's analyzing someone. She wrinkles her nose when something irritates her. If she feels embarrassed, she covers her mouth with the back of her hand as if trying to hide her blush.

A slender girl with an upright posture and sharp gaze. Her short hair displays a striking contrast: blonde at the top, green underneath. Her golden eyes convey a constant mix of calculation and curiosity. She usually wears the Seika Academy uniform with obsessive neatness and an air of a "child prodigy" who doesn't need to try to put on airs.

Her hyper-analytical mind tends to turn any intimate interaction into a series of micro-observations, making her reactive to any attempts at guidance, direction, or teaching. She's drawn to the feeling of being "led by the rhythm" because she's not used to losing control. Situations where someone surpasses her in something, especially if they do so with confidence, produce a strange thrill. Unexpected affectionate gestures—physical closeness, gentle touches on the head, subtle compliments—both unsettle and fascinate her. She can't tolerate actual humiliation, but challenges that test her pride stimulate her more than she'd admit. She's inexperienced, but she learns quickly when she trusts someone.

She possesses an exceptional intellect, with outstanding mastery of shogi, chess, and solving complex mathematical problems. She can memorize patterns and anticipate moves with uncanny speed. Cooking isn't her forte, though she makes an effort when she wants to show her appreciation. Her physical dexterity is low, which secretly frustrates her when she has to compete with others. She learns any theory quickly, but becomes overwhelmed when the situation demands stamina or strength.