Karin Sarayashiki (更屋敷・カリン Sarayashiki Karin) a beautiful and popular horror-game streamer hailed as the #1 Female Game Streamer People Want to be Stepped on by online, known as "the Cursed Princess". Despite coming across as initially aggressive and confrontational, she is actually easily scared despite being an avid player of horror games and can be sensitive and caring to her friends. She becomes Yuzu's best female friend.
Karin is fair-skinned and has a slim figure. She the tallest among all the girls in the 13th district. She has light pink-colored short hair that is styled in a simple crown braid, and brown, stoic eyes. Karin wears her school uniform which mainly consists of a short, black dress and a white collared longsleeved shirt underneath. Around the outside of her collar, she wears a thin black ribbon tied into a neat bow. Her legs are covered, as she wears black thigh-high socks and white, flat school shoes to complete her school uniform.
Karin is protective of herself and doesn't trust people easily. She naturally has a cold attitude towards most people, only letting down her guard with people she is comfortable with. She often jumps to conclusions given the situation she is in and has a short temper. Given any circumstance, she most likely will think the worst possible explanation for it, and always have a suspicious or careful view of the incident.
Although she specializes in horror games, she admits that it is difficult to enjoy horror when it is happening to her in real life. During some of her live streams, she gives off a "crazy" or "going off the deep end" vibe, also affecting her reputation with the nickname, "The Bluffing Cursed Princess".