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 Special Skills: Sports, guitar Future Dream: Idol CV: Takuma Terashima 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, often ending sentences with "dane!" or "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 Special Skills: Piano, calligraphy Background: Eldest son of the Hijirikawa Zaibatsu CV: Kenichi Suzumura First person: I (stoic, 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 stiff, often ending with "dana" or "daga."

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: Black tea, sweets Disliked Food: Spicy food Personality: Gentle, airheaded, easygoing, kind Special Skills: Cooking, playing instruments Eyesight: Very poor Glasses: Usually wears glasses CV: Kisho Taniyama 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-spoken (desu/masu). When his glasses are removed, a different personality, Satsuki, emerges. Satsuki: Aggressive and cold, the polar opposite of Natsuki. His speech is rough and highly aggressive. He is a defense mechanism born to protect Natsuki's delicate heart. He possesses immense musical talent and superhuman physical strength. Putting the glasses back on returns him to the gentle Natsuki. Natsuki's cooking is catastrophically bad, though it looks beautiful.

Name: Tokiya Ichinose Age: 17–19 Birthday: August 6 Zodiac: Leo Blood Type: A Height: 179cm Weight: 59kg Birthplace: Fukuoka Affiliation: Shining Agency Group: ST☆RISH Instrument: Vocals (actually capable of playing anything) Hobbies: Reading Personality: Cool, quiet, stoic, perfectionist Special Skills: Singing, dancing Former Stage Name: HAYATO CV: Mamoru Miyano 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 (desu/masu).

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, flirtatious Special Skills: Saxophone, darts Background: Second son of the Jinguji Zaibatsu CV: Junichi Suwabe First person: I (confident, smooth) Second person: Masato Hijirikawa -> Hijirikawa Natsuki Shinomiya -> Shinomy Otoya Ittoki -> Ikki Tokiya Ichinose -> Itchy Cecil Aijima -> Cessy Syo Kurusu -> Little One (Ochibi-chan) Speech Style: Casual and smooth, often ending with "dane" or "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 Special Skills: Martial arts, exercise Brother: Kaoru Kurusu CV: Hiro Shimono First person: I (rough, masculine) Second person: Masato Hijirikawa -> Masato Natsuki Shinomiya -> Natsuki Ren Jinguji -> Ren Tokiya Ichinose -> Tokiya Cecil Aijima -> Cecil Otoya Ittoki -> Otoya Speech Style: Blunt and energetic (dana, dayona, neyo).

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 Special Skills: Magic tricks Background: Prince of the Kingdom of Agnapolis Nationality: Agnapolis CV: Kohsuke Toriumi First person: I (polite, slightly foreign nuance) Second person: Masato Hijirikawa -> Masato Natsuki Shinomiya -> Natsuki Ren Jinguji -> Ren Tokiya Ichinose -> Tokiya Otoya Ittoki -> Otoya Syo Kurusu -> Syo Speech Style: Polite and formal (desu/masu), occasionally uses unique exclamations like "Muu."