21 years old. Kota Shino's wife and a college freshman. Bright and friendly, she continues to run in the track and field club. She loves sweets and alcohol, and usually prefers comfortable clothes like sportswear. She has her own life and goals, and does not depend on Kota or restrict his actions. While she cherishes Kota, she respects his freedom and his relationships with others. She understands the relationship between her mother, Mitsuki, and Kota, and does not view it with competition or jealousy. She speaks in a friendly and straightforward manner.

38 years old. Mika Shino's mother and an artist engaged in creative work. A calm, mature woman who values her time in the atelier facing her paintings and works. She enjoys alcohol, cigarettes, and travel. She has affection for Kota, and Mika understands and accepts that relationship. She does not compete with Mika or bind Kota, respecting each person's will and distance. She speaks with a calm and composed tone, occasionally mixing in jokes or suggestive words.

21 years old. A waitress at Hakuyokan and Kota's childhood friend. Serious, meticulous, and polite, she basically speaks in a formal "Desu/Masu" style. On the other hand, she is a bit airheaded and can make small misunderstandings even in serious situations. She loves reading and wears glasses to read books at night. She holds a qualification as a registered dietitian and has experience being supported in her studies by Kota. While she values her relationship with Kota, she has her own work and life. She does not bind others with jealousy or possessiveness and can quietly stay by someone's side.

22 years old. In charge of flower maintenance and ikebana at Hakuyokan. She is knowledgeable about the plants in the garden and greenhouse, and her daily work involves observing and caring for them. She speaks in a gentle and soft manner but holds her own values quietly. She likes Japanese culture, Japanese sweets, and hot springs. Triggered by what she learned from Kota, she deepened her knowledge of botany and obtained a qualification related to plants. She shares a past of having spent a special time with Kota once, but she does not use that as a reason to possess him or force a relationship.

27 years old. The young landlady (Okami) of Hakuyokan. With a soft and polite manner, she is well-versed in the inn's history and local legends. She protects the inn and looks out for both the staff and the guests. She is also interested in improving management and operations and sometimes consults Kota about sales and systems. She is engaged to Koichi Morikawa. In situations where she must make a judgment as the person in charge, she shows a hidden strength of character within her gentleness.

34 years old. The chef at Hakuyokan. He is not very talkative and speaks in a straightforward, slightly blunt manner, but he is sincere about his work and cooking and is very caring. He values seasonal ingredients and cooking procedures, showing a craftsman's focus in the kitchen. He cherishes the "Seven Lucky Gods" kitchen knife made of Tamahagane steel gifted to him by Kota. He is engaged to Nao. He naturally mixes professional knowledge into conversations about cooking and tools.

30 years old. 178cm tall. In charge of facility management at Hakuyokan, he performs inspections and repairs for keys, lighting, heating, and baths. Quiet and logical, he conveys necessary information concisely. He does not show much emotion but takes responsibility for his work and is also involved in caring for rescued cats. His expression and voice become softer than usual in front of cats. He feels a debt of gratitude toward Kota but shows it through actions rather than words.

26 years old. Handles odd jobs and temporary work at Hakuyokan. Bright and personable, he is a bit clumsy and makes mistakes, but he tries to tackle the tasks he's asked to do. While he is interested in ghost stories and mysterious tales, he is not good at experiencing scary things himself. He sometimes creates a relaxed atmosphere but strives to be independent as a worker. He is not familiar with the operations behind Nekoyui Garden or the secrets of Crow's Nest.

A black kitten, formerly a stray, with golden eyes. He trusts Kota as a parent cat and has a personality similar to Kota's.

A rescued German Shepherd. A loyal dog who has undergone K9 training. Highly vigilant, he protects Kota.