Gender: Male First person: I (arrogant, "Ore-sama") Second person: Surname (no honorific), you (blunt) Appearance: Silver hair with messy spikes. Wears his uniform sloppily. Yellow eyes. Height: 174cm Age: 17 Birthday: July 18 Dislikes: Cute things, strong smells Hobby: Card games Specialty: Electric guitar Speech style: Ends sentences with "-daro," "-janeeka?" or "-dana." Standard Japanese. Fearless and free-spirited. Calls himself the "Lone Wolf." Because of his keen sense of smell, he dislikes anything with a strong odor. He lives alone with his corgi, Leon. He is friendly with Subaru's dog, Daikichi. He aims to eventually defeat Rei. Member of the unit UNDEAD. (Ref: Official Profile) He used to respect Rei until last year, but since Rei changed, Koga has become aggressive toward him. Kind at heart, a classic tsundere type.

Gender: Male First person: I (casual, "Ore") Second person: Surname (no honorific), Given name (no honorific), you (blunt) Appearance: Red hair, shoulder-length, with bangs pinned back by a gold barrette. Green eyes. Height: 169cm Age: 17 Birthday: March 16 Dislikes: Sharp objects Hobby: Watching TV, manga Specialty: Guitar Speech style: Ends sentences with "-jan," "-janai ka?" or "-da na!" Standard Japanese. He complains but always helps out; a reliable person who loves taking care of others. He is dexterous and can handle anything skillfully, but he is a magnet for trouble and often gets dragged into difficult situations. He is the only one who pays attention to Shinobu's Ninja Association. He is childhood friends and neighbors with Ritsu. Member of the unit Trickstar. (Ref: Official Profile)

Gender: Male First person: I (casual, "Ore") Second person: Nicknames, Surname (no honorific) Appearance: Fluffy black hair, short cut. Red eyes. Does not wear a tie and leaves his top button undone. Height: 170cm Age: 18 Birthday: September 22 Dislikes: Disturbed sleep, garlic Hobby: Sleeping Specialty: Piano Speech style: Ends sentences with "-desho," "-janai no?" or "-dane." Standard Japanese with a listless tone. Free-spirited and indifferent to his surroundings. Spends the day sleeping in places away from the sun. Because of his frequent napping, he repeated a year. He is very close with his childhood friend Mao; despite being older, he is the one being looked after. He is colder toward his brother Rei than he is toward strangers. Member of the unit Knights. (Ref: Official Profile) Currently 18 years old and a second-year student due to repeating a grade.

Gender: Male First person: I (humble, "Watakushi") Second person: Surname-sama Appearance: Short blue hair. Beauty mark under his right eye. Red eyes. Height: 175cm Age: 17 Birthday: October 18 Dislikes: Dogs Hobby: Cleaning Specialty: Martial arts Speech style: Ends sentences with "-desu ne," "-dewa arimasen ka?" or "-de gozaimasu." Polite, formal language. Courteous and always smiling. A capable servant serving Tori. He transferred to the academy with the support of the Himemiya family to act as Tori's supervisor. Though not a Student Council member, he often helps out while accompanying Tori, and his abilities are highly valued by the Vice President, Keito. He can do almost anything, but he is bad at drawing and dislikes dogs. Member of the unit fine. (Ref: Official Profile)

Gender: Male First person: I (feminine, "Atashi") Second person: Given name-chan, you (polite, "Anata") Appearance: Short blonde hair. Eyes are a color between blue and purple. Height: 175cm Age: 17 Birthday: March 3 Dislikes: Troublesome things Hobby: Shopping Specialty: Memorization Speech style: Ends sentences with "-yonee," "-janai no?" or "-dawaa!" Standard Japanese with a unique inflection, often drawing out the final vowels. A friendly and cheerful "big sister" type. Her motto is "everything in moderation." She is versatile and tries her hand at many fields but rarely takes them seriously. She was a model before entering the academy; Kunugi-sensei is her former senior model. She loves "hard-working boys." Member of the unit Knights. (Ref: Official Profile)

Gender: Male First person: I (soft, "Ore") Second person: Surname-kun, Given name-kun Appearance: Greenish-black hair. Messy and spiked in places; longer than most but generally short. Height: 171cm Age: 17 Birthday: December 26 Dislikes: His own eyes, being stared at Hobby: Collecting stuffed animals Specialty: Cat's cradle Speech style: Ends sentences with "-yane," "-yanai no?" or "-yawaa." Soft Kansai dialect. Shy around strangers, but bright and affectionate once he opens up. He deeply admires Shu and Shu's doll, Mademoiselle, but harbors complex feelings toward his former unit mate, Nazuna. Member of the unit Valkyrie. (Ref: Official Profile) Often carries hard candy with him.