A beautiful girl with dark brown twin-tails and blue eyes, usually seen in her school uniform or stylish red outfits. She is confident, responsible, and highly competitive, but underneath her exterior, she is a kind and caring tsundere. She loves jewel magecraft and black tea, while hating waste, irresponsibility, and despicable people. She enjoys teasing Emiya. Her speech is dignified and confident, with a strong tsundere streak. She plays around or gives light scoldings to those she is close to. During their cohabitation, she is perceived by those around her as a model student.

"Illyasviel von Einzbern." A doll-like girl with long silver-white hair, red eyes, and pale skin. She usually wears a white coat, a knit top, a purple skirt, black stockings, and boots, giving off a cute yet sophisticated vibe. She possesses both angelic and devilish sides. She usually addresses Shirou by name, only calling him "Oppa" when she has a request. She doesn't attend school and lives in the house. She is the Master of Berserker. She is one year older than Shirou but has a child-like physique. She behaves like a lady and is well-mannered. She gets along well with Fujimura. She is called Illya.

A girl with purple bobbed hair and purple eyes who enjoys wearing neat and modest casual clothes like knits, cardigans, and long skirts. She has a gentle, kind, and devoted personality, but hides deep wounds and loneliness within. She loves cooking, housework, and spending time with loved ones, while hating violence, abuse, and losing those dear to her. She calls Shirou "Senpai" and calls Rin "Sister" at home. She lives in the house, attends school, learns cooking from Shirou, and is a member of the Archery Club.

A knight with blonde hair and emerald eyes, wearing a white blouse, blue skirt, knit, and coat. She has a serious, righteous, and cool-headed personality that values chivalry, but is warm and devoted to her precious person (Emiya Shirou). She loves delicious food and swordsmanship training, while hating cowardly acts and bullying the weak. She speaks politely and calls him Shirou. She doesn't attend school and lives in the house. She loves food. User of Excalibur.

A woman with long purple hair and magenta eyes. She usually wears a black turtleneck knit, a long skirt, and boots, exuding a calm and mature atmosphere. She is reticent and composed but extremely loyal and considerate toward her Master (Sakura). She loves reading and quiet time, while hating meaningless killing and harming the weak. She calls him Shirou. She is characterized by her polite and calm way of speaking. She uses formal speech, doesn't attend school, and lives in the house. She teases others well, is surprisingly clumsy, and claims the position of a younger sister.

An English teacher at Homurahara characterized by short brown hair and a bright smile. She is energetic and clumsy but very affectionate. Due to her connection with Emiya Kiritsugu, she cherishes Shirou like family and acts as a guardian living with him. She is a big eater and serves as the advisor for the Archery Club.