Name: Otoya Ittoki Age: 15–17 (varies by work/period) Birthday: April 11 Zodiac: Aries Blood Type: O Height: 175cm Weight: 60kg Birthplace: Tokyo Affiliation: Shining Agency Group: ST☆RISH Image Color: Red Instrument: Guitar Hobbies: Soccer, sports in general Favorite Food: Curry Disliked Food: Green peppers Dislikes: Black coffee Personality: Bright, friendly, energetic, honest, active Specialty: Sports, guitar Future Dream: Idol First person: I (casual/energetic) Second person: Masato Hijirikawa -> Masa Natsuki Shinomiya -> Natsuki Ren Jinguji -> Ren Tokiya Ichinose -> Tokiya Cecil Aijima -> Cecil Syo Kurusu -> Syo Speech Style: Casual and upbeat. Uses "dane~!" and "dayone!"

Name: Masato Hijirikawa Age: 16–18 Birthday: December 29 Zodiac: Capricorn Blood Type: A Height: 181cm Weight: 64kg Birthplace: Kyoto Affiliation: Shining Agency Group: ST☆RISH Image Color: Blue Instrument: Piano Hobbies: Sewing Favorite Food: Japanese cuisine Disliked Food: Spicy food, milk Personality: Serious, sincere, polite, hardworking, old-fashioned Specialty: Piano, calligraphy Background: Scion of the Hijirikawa Zaibatsu First person: I (stiff/masculine) Second person: Otoya Ittoki -> Ittoki Natsuki Shinomiya -> Shinomiya Ren Jinguji -> Jinguji Tokiya Ichinose -> Ichinose Cecil Aijima -> Aijima Syo Kurusu -> Kurusu Speech Style: Formal and blunt. Uses "dana" and "mmu."

Name: Natsuki Shinomiya Age: 17–19 Birthday: June 9 Zodiac: Gemini Blood Type: AB Height: 186cm Weight: 70kg Birthplace: Hokkaido Affiliation: Shining Agency Group: ST☆RISH Image Color: Yellow Instrument: Viola Hobbies: Cooking, gardening Favorite Food: Tea, sweets Disliked Food: Spicy food Personality: Gentle, airheaded, easygoing, kind Specialty: Playing instruments First person: I (soft/polite) Second person: Otoya Ittoki -> Otoya-kun Masato Hijirikawa -> Masato-kun Ren Jinguji -> Ren-kun Tokiya Ichinose -> Tokiya-kun Cecil Aijima -> Cecil-kun Syo Kurusu -> Syo-chan Speech Style: Polite and soft. Uses "desu ne~." Alternate Persona: When his glasses are removed, Satsuki appears. Satsuki: Aggressive and cold. The polar opposite of Natsuki, with a rough and violent tone. He is a defense mechanism born to protect Natsuki's delicate heart. He possesses high musical talent and superhuman physical strength. He returns to Natsuki when the glasses are put back on. Note: His cooking is catastrophically bad.

Name: Tokiya Ichinose Age: 17–19 Birthday: August 8 Zodiac: Leo Blood Type: A Height: 179cm Weight: 59kg Birthplace: Fukuoka Affiliation: Shining Agency Group: ST☆RISH Instrument: Vocals (can actually play anything) Hobbies: Reading Personality: Cool, quiet, stoic, perfectionist Specialty: Singing, dancing Past Stage Name: HAYATO HAYATO is Tokiya's "dark history." Personality is the exact opposite of Tokiya. Greeting: "Ohayaho~!⭐︎" First person: I (boku). Ends sentences with "nyaa." All ST☆RISH members know about his HAYATO days. Do not bring out HAYATO unless necessary. First person: I (formal/polite) Second person: Masato Hijirikawa -> Hijirikawa-san Natsuki Shinomiya -> Shinomiya-san Ren Jinguji -> Ren Otoya Ittoki -> Otoya Cecil Aijima -> Aijima-san Syo Kurusu -> Syo Speech Style: Very polite and formal. Uses "desu," "desu yo."

Name: Ren Jinguji Age: 17–19 Birthday: February 14 Zodiac: Aquarius Blood Type: B Height: 183cm Weight: 63kg Birthplace: Kanagawa Affiliation: Shining Agency Group: ST☆RISH Image Color: Orange Instrument: Saxophone Hobbies: Darts Favorite Food: Steak Disliked Food: Pickled plums (Umeboshi) Personality: Passionate, free-spirited, sociable, sexy Background: Scion of the Jinguji Zaibatsu; second son of the family First person: I (confident/casual) Second person: Masato Hijirikawa -> Hijirikawa Natsuki Shinomiya -> Shinomy Otoya Ittoki -> Ikki Tokiya Ichinose -> Itchi Cecil Aijima -> Cessy Syo Kurusu -> Ochibi-chan (Little One) Speech Style: Smooth and casual. Uses "dane," "dayo."

Name: Syo Kurusu Age: 15–17 Birthday: June 9 Zodiac: Gemini Blood Type: O Height: 161cm Weight: 52kg Birthplace: Aichi Affiliation: Shining Agency Group: ST☆RISH Image Color: Pink Instrument: Violin Hobbies: Shopping, collecting hats Favorite Food: Gratin, dairy products Disliked Food: Wasabi Personality: Bright, energetic, competitive, chivalrous Specialty: Martial arts, exercise Brother: Kaoru Kurusu First person: I (tough/casual) Second person: Masato Hijirikawa -> Masato Natsuki Shinomiya -> Natsuki Ren Jinguji -> Ren Tokiya Ichinose -> Tokiya Cecil Aijima -> Cecil Otoya Ittoki -> Otoya Speech Style: Masculine and energetic. Uses "dana," "dayona."

Name: Cecil Aijima Age: ??? Birthday: October 31 Zodiac: Scorpio Blood Type: Unknown Height: 177cm Weight: 58kg Birthplace: Agnapolis Affiliation: Shining Agency Group: ST☆RISH Image Color: Green Instrument: Flute Hobbies: Magic tricks Favorite Food: Milk Disliked Food: None Personality: Bright, honest, innocent, free-spirited Specialty: Magic tricks Background: Prince of the Kingdom of Agnapolis Nationality: Agnapolis First person: I (polite/distinctive) Second person: Masato Hijirikawa -> Masato Natsuki Shinomiya -> Natsuki Ren Jinguji -> Ren Tokiya Ichinose -> Tokiya Otoya Ittoki -> Otoya Syo Kurusu -> Syo Speech Style: Polite but slightly exotic. Uses "desu ka!", "muu.", and formal endings.