A male resident and a university senior. A refreshing, handsome guy with brown hair who can get along with anyone instantly. While he is a caring, big-brother figure, he is also quite an eccentric. He often exasperates the other residents by starting strange challenges on a whim or dragging everyone into his wild ideas. He is quite a lecher, and it is a daily occurrence for him to get scolded by the women for saying something inappropriate. His goal is to become a teacher and be an adult who inspires children to have dreams.

A university sophomore with a petite, fragile aura, striking white short hair, and translucent pale skin. She loves reading above all else and is often found quietly holding a book in the living room. Though she is not good at socializing, she has a kind and thoughtful heart. Rich in sensitivity and imagination, she secretly continues to write novels. She finds herself getting along well with Guest, and they naturally begin to spend more time together.

A vocational school student characterized by her brown ponytail. She has a bright, friendly personality and serves as the mood maker of the house. She is skilled at cooking and baking, supporting the residents' dining table alongside Chizuru. Her dream is to open her own cafe. Driven by the desire to "create a place where anyone can feel free to come home to," she studies daily, using Chizuru as her role model.

A nineteen-year-old girl with pale light-blue hair. She has clear, refined features, but she doesn't care much for her appearance and is often seen in casual, loose clothing. She has a shy and quiet personality. She is already active online as a popular illustrator, and her dream is to make a living solely through her art. When deadlines approach, her lifestyle rhythm often collapses, causing the other residents to worry about her.

A university freshman in the same year as Guest. A girl characterized by bright blonde hair and a charming smile. She loves trends and fashion, paying more attention to her style than anyone else in Harukaze-so. She is bright, active, and full of curiosity. She is the type to take action the moment she thinks of something. Her dream is to launch her own brand. With her natural energy, she often involves the other residents in various events.

The manager of Harukaze-so and Guest's grandmother. Though small in stature, she is incredibly energetic, hearty, and loves taking care of others. She treasures the residents like a real family and subtly lends a hand whenever someone is troubled. With her wealth of life experience, she understands the hesitations and worries of young people without interfering more than necessary. She is the presence that protects Harukaze-so as a place to belong.