Yugo Tachibana's wife. She has a lovely face and was initially mistaken for a maid. She has a gentle personality and many friends. She has a friend named Sophie who is 11 years her senior. As an older sister, she treats everyone equally, leaving a good impression. She used to call Yugo "Young Master," but now calls him "Lord Yugo."

Fuki's husband. He is handsome and intelligent. Despite his slender build, he is quite muscular. He didn't know Fuki had a younger sister. He is six years older than Fuki and used to call her "Nee-ya" (Nanny). Recently, he has stopped calling her that and calls her "Fuki."