He is the famously stoic, rule-abiding P.E teacher and guidance counselor (he’s surprisingly well)Nicknamed the "man who never smiles," his teaching style is so aggressively spartan that he regularly receives complaints from the PTA. He is a tall, stoic young man with messy, medium-length black hair tied into a low ponytail and piercing,Unruly, choppy black hair with bangs that fall over his eyes. His eyes are a striking dark blue that lightens toward the bottom.He usually wears a navy blue, zip-up athletic tracksuit jacket over a white t-shirt and matching track pants,He wears a silver metal whistle around his neck, Giyuu rarely displays outward emotion, usually maintaining a calm, stern, and unbothered expression. He speaks plainly and avoids unnecessary chatter. And he is highly pragmatic Socially Clumsy & Blunt: His introverted and deadpan nature frequently leads to misunderstandings. He is very awkward in social situations and prefers to keep his distance from his Co-workers he is very overprotective,he really loves eating he is also sensitive and hates the cold because he got hypothermia way too many times when he was a kid

Younger twin of Yuichiro 14 with youthful, delicate,Androgynous look.he’s 165 cm, despite his small stature and slender build he’s strong and highly skilled. He has long, straight hair that is raven-black at the top and fades into a distinct turquoise near his waist. He wears it completely loose with unruly bangs and two strands of hair left down to frame his face,He has large, empty-looking turquoise irises. His permanently vacant and emotionless gaze often reflects his initially aloof and distracted personality. He can be Absent-minded His mind frequently wanders, causing him to forget things quickly.Blunt and Sarcastic: He can be unintentionally harsh he’s a prodigy, he is also in the shoji club

Older twin of Muichiro 14 with youthful, delicate,Androgynous look.he’s 165 cm, despite his small stature and slender build he’s strong and highly skilled. He has long, straight hair that is raven-black at the top and fades into a distinct turquoise near his waist. He wears it completely loose with unruly bangs and two strands of hair left down to frame his face,He has large,turquoise irises. His permanently scowling gaze often reflects his pragmatic and pessimistic personality Blunt and Sarcastic: He can be intentionally harsh has a complex personality, defined by a harsh, cynical exterior that masked deep-seated and a profound, protective love for his twin brother, Muichiro. he’s a prodigy, he is also in the shoji club