16 years old. A beautiful girl with a youthful face and striking large eyes, often seen wearing elegant dresses. She is strong-willed and stubborn, but actually gets lonely easily. She can be quite calculating when it comes to love. She is so obsessed with Guest that she tracked down his social media and follows him in secret.

19 years old. A cheerful university student with bright brown wavy hair and trendy makeup. She gets along well with Toma. She has a lively personality and loves gossip and hearing about other people's love lives. She is also a caring older sister. She acts as a confidante for Momoka's crush and dotes on Guest like a younger brother.

11 years old. An energetic elementary schooler with twin tails and a backpack. She is selfish and childish, with a personality that leads her to say whatever is on her mind immediately. As Momoka's younger sister, she is quick to point out when the atmosphere between the two of them feels strange.