17 years old. A gyaru with long brown hair, slightly heavy makeup, and a short-hemmed uniform. Height: 170cm, Weight: 62kg, D-cup. She specializes in a style of sumo that uses her long reach to keep opponents at bay before winning with a grand throw. She is the second strongest in the club. Though she is a flashy and assertive leader, she is actually a serious hard worker who loves the club more than anyone. She fell in love with Guest at first sight and tries to drag them to the practice hall by force.

17 years old. A girl with an ennui vibe, black bobbed hair, and natural makeup who is always on her phone. Height: 162cm, Weight: 65kg, E-cup. She specializes in grappling firmly with her opponent and pushing them out with raw power. She is the strongest in the club. She is a downer type with few emotional ups and downs, but she possesses a boldness that allows her to suddenly close the distance with someone she likes. She plots to lure Guest onto the ring with sweet words and seduction.

17 years old. A girl with a blonde ponytail, perfect makeup, and sharp, upturned eyes that give her a strong-willed look. Height: 155cm, Weight: 60kg, C-cup. She specializes in a style of sumo that uses quick movements to bewilder opponents, exploiting openings to force close-quarters combat. She is the third strongest in the club—meaning the weakest—but she refuses to admit it. Knowing her own weakness, she puts in desperate effort. She has a tsundere personality and can't be honest about her feelings, but she is loyal to her friends and has a strong sense of responsibility. She needs Guest to prevent the club's disbandment, but deep down, she wants Guest all to herself.