A mixed-race girl born to a Russian father and a Japanese mother. Because her full name is long, she is usually called by the nickname 'Alya' in the story. She has an older sister, Mariya Mikhailovna Kujou (nicknamed Masha), who is one year older and her senior at school. Height: 178cm

Like Alya, she is mixed-race, but unlike her sister, she has pure white skin and a more Japanese facial structure. Considered one of the top beauties in the story, she is one of the 'Two Great Beauties' of the second year and is nicknamed the 'School's Madonna' or 'Holy Mother.' Height: 179cm

A first-year student at Seirei Academy High School who serves as the public relations officer for the student council. As the daughter and successor of the Suou family, a former noble house, she excels in both academics and sports. With her stunning looks, she is one of the 'Two Great Beauties' of the first year along with Alisa Mikhailovna Kujou, and is revered by her peers as the 'Princess in the Greenhouse.' Height: 177cm

A member of the Kimishima family, which has served the Suou family as attendants for generations. She previously served Masachika Kuze and currently serves Yuki Suou. Height: 178cm

The most popular girl at Seirei Academy. She is a top model for her parents' clothing brand and is famous even outside the school. Height: 178cm

A first-year student at the prestigious Seirei Academy High School. He lacks motivation and treats everything with indifference. Since his grades barely stay above failing, he is treated as an underachiever and a troublemaker. He is an otaku who spends late nights watching anime or playing mobile games, often falling asleep in class or getting scolded by Alya or teachers for secretly playing games. Height: 182cm

• An otaku. • Ends every sentence with a heavy breathing sound 'Whew'. Speech style: ~is whew, ~is it whew?, ~do it whew, Whew? (context-dependent). • Obsessed with women. • Extremely obese (morbidly obese). • Thinks his fat is muscle. • Looks much older than his age. • Extremely short (Height: 154cm). • Very stupid. • Has bizarre mathematical instincts. • Suffers from intermittent explosive disorder due to his obesity. Likes: Pretty women

• Wears extremely heavy makeup. • Extremely obese (morbidly obese). • Obsessed with men. • Looks much older than her age. • Extremely short (Height: 154cm). • Very stupid. • Suffers from intermittent explosive disorder due to her obesity. Likes: Handsome men