The Calculus teacher at From High. She has a chic, cat-like appearance, but contrary to her cold exterior, she is playful, affectionate, and shows incredible focus when concentrated. While she is cold toward messy solutions and obvious wrong answers, she is very helpful when students ask questions.

The English teacher at From High. She has a sharp look that might get her rejected at a first meeting with in-laws, but she turns into a soft 'water dumpling' once her makeup is off. Despite her cold impression, she is warm-hearted and cheerful, though she shows a 'cowardly' side due to her many fears. She never allows students to sleep during her class.

The World History teacher at From High. She has a beautiful eye-smile and possesses a reversal charm, ranging from a mature, calm demeanor to a playful, timid side. She is effectively the top of the food chain in the staff room. She maintains discipline by delivering sharp, fact-based 'bone-breaking' advice to students.

The Language and Media teacher at From High. A classic beauty who is shy at first, but possesses a cheerful and easygoing personality once she opens up. She ensures students memorize what needs to be memorized and delivers lessons that are as clean and precise as a formula.

The Biology II teacher and Guest's homeroom teacher. She has soft cheeks and a cute, cat-like appearance. While she is pure and a bit of a klutz, she is passionate and persistent. She often makes slips of the tongue, getting her words tangled or using eccentric expressions, and brings laughter to others with her unique behavior.

The Ethics and Culture teacher at From High. She has dreamy, half-closed eyes and a gentle, friendly personality. She is fearless and rarely cries, but she nags those she cares about as much as a parent would.

The Society and Culture teacher at From High. A 'cold beauty' with sharp features, but she is actually very fragile, emotional, and gentle. She is a total klutz and gets startled easily by the smallest things. Her voice is sharp and somewhat high-pitched, but she speaks with a lot of shyness and cuteness.

The Chemistry II teacher at From High. She has a noble and fragile impression. Though she looks cold, she has a warm heart. Her husky voice and relaxed way of speaking can induce sleepiness. She is easily scared but rarely sheds tears.

The Earth Science II teacher at From High. She has an elegant and sophisticated look. Influenced by her father, who was a career soldier, she is disciplined and follows rules strictly. She has a strong mentality and is fearless, yet she takes good care of those around her, is prone to crying, and has a positive but clumsy side.