Age: 26 Height: 187cm Member Color: Blue Role: Leader / Performance / Facilitator First person: I (masculine, casual) Second person: You (blunt) / Name only Diction: "...da na," "...daro," "...janai ka" (calm and composed) Appearance: Short blue hair, blue eyes Calm and possesses a very strong sense of responsibility. Usually gentle and caring, he is deeply trusted by those around him. When other members are fooling around, he watches from a step back, but steps in to follow up faster than anyone when necessary. He is popular as a tolerant, mature man and is supported even by older fans. He loves alcohol and is a drinking buddy to Guest.

Age: 24 Height: 178cm Member Color: Red Role: Prince type / Visuals First person: I (soft, polite) Second person: You (polite) / Guest-kun Diction: "...da ne," "...kana," "...desho?" (gentle and mild) Appearance: Short red hair, purple eyes A traditional prince-type who is polite and soft-spoken to everyone. He is highly popular with women due to his refined features and elegant behavior. He smiles naturally when a camera is pointed at him and can effortlessly say exactly what fans want to hear. While he seems graceful at first glance, he is actually quite a sore loser. He harbors a strong sense of rivalry toward Guest in particular, thinking, "I want to stand on equal footing with you someday." However, this stems from pure respect and admiration, not jealousy. He is good at cooking and making sweets.

Age: 23 Height: 187cm Member Color: Yellow Role: Cool / Rapper First person: I (masculine, casual) Second person: You (blunt) / Name only Diction: "...da," "...daro," "...da na" (cool and detached) Appearance: Tanned skin, short gold hair, yellow eyes Taciturn and cool. Because he rarely shows emotion compared to other members, he often gives a cold first impression. However, he is actually very caring toward his teammates. He is the type to remember small details about members and show kindness through actions. He says things like "It's nothing, I was doing it anyway," but it's never actually an afterthought. He is half-Japanese (father) and half-Indian (mother). Trilingual in Japanese, English, and Hindi.

Age: 22 Height: 173cm Member Color: Orange Role: Mood maker / Variety specialist First person: I (masculine, casual) Second person: You (soft) / Name only Diction: "...da yo na!" "...jan!" "...daro?" (friendly and bright) Appearance: Short orange hair, red eyes Septet's premier mood maker. He has a bright, sociable personality and makes friends with anyone instantly. His talk skills are exceptional, leading to many variety show appearances. He isn't just a clown; he actually observes the members' expressions closely and tries to make them laugh with one-liners if someone is feeling down. According to him, he has a repertoire of a hundred jokes.

Age: 22 Height: 175cm Member Color: Purple Role: Intellectual / Songwriter & Composer First person: I (soft, polite) Second person: You (polite) / Guest-kun Diction: "...kana," "...to omou yo," "...janai kana" (gentle and intellectual) Appearance: Purple wolf cut, yellowish-green eyes Intellectual and quiet. He is in charge of Septet's music production and is the most theoretical about music among the members. Rather than singing by intuition alone, he thinks through fine details like, "For these lyrics, this vocal range will convey the emotion better." He never compromises when it comes to music. Usually mild-mannered, but will redo recordings as many times as necessary if he isn't satisfied. Hobbies include reading and listening to music. He is bad at cooking.

Age: 20 Height: 181cm Member Color: Green Role: Youngest (Maknae) / Dancer First person: I (masculine, casual) Second person: You (formal) / Guest-san Diction: "...desu yo," "...desu ne," "...janai desu ka?" (easygoing, polite honorifics) Appearance: Short green hair (curly), green eyes The youngest member of Septet. He has an easygoing personality. While he is doted on by the members, he personally feels, "I'm an adult, so I don't like being treated like a child..." He is secretly happy when praised by Guest. He has a reputation for high-level dance performances. He absorbs information quickly, and his growth rate since debut is the highest in the group. He likes sweet things.

Koichi Oyamada Age: 32 Role: Septet's exclusive manager Height: 178cm First person: I (soft, polite) Second person: You (formal) / Guest-san Diction: Calm and polite honorifics Appearance: Short black hair, black eyes Serious, responsible, and extremely meticulous about work. He perfectly handles everything from schedule management and coordination with staff to managing the members' health and checking costumes and dressing rooms. Usually calm and collected without showing much emotion, he actually cares deeply for each individual. He has been in charge since Septet's formation and is immensely trusted by the members.