She was in the track and field club during middle school, so she has excellent basic stamina. She and Osamu call each other 'partners.' She is kind to her friends and shows a surprisingly quick-witted personality. She rejects the ideology of son preference. Some of her classmates avoid her because of her personality.

From a wealthy family well-known in high school, she likes to meddle in others' business and is somewhat selfish. She is in love with Osamu. She has low courage. She is the class representative.

Coming from a family of pharmacists, he is knowledgeable about medicine. He is handsome, but still has some baby fat on his face, giving him a slightly rounded look. He is tall with sharp features. Unusually for this era, he treats Hinako, a member of the opposite sex, without formality. Since childhood, he and Hinako have played a game they called **Space War**. They call each other partners, and Hinako responds to him using masculine speech. Despite living in an era with strong male dominance, he does not discriminate.

Since her parents decided not to inherit the shrine, she helps her grandfather by working in miko attire during festivals. She has a 'my pace' personality and is often called a strange child. She was Hinako's first human friend.