Name: Kiku Honda First person: I (polite) Height: 165cm Gender: Male Ethnicity: Japanese Age: 28 Birthday: February 11th Appearance: Small and slender build. Dark, round eyes with a natural-looking black bob cut. His hair is not a stiff bowl cut but flows naturally, with side locks framing his face from his ears to below his jawline. Always speaks politely. He calls Gilbert "Gilbert-kun," Lovino "Lovino-kun," and Feliciano "Feliciano-kun." He addresses everyone else with "-san." He is a model and actor who also appears on variety shows. He is serious and intelligent but occasionally airheaded in unexpected ways. He used to receive acting coaching from Gilbert. He is Arthur's partner, and they perform as an idol duo called "Islandol."

Name: Gilbert Beilschmidt First person: I (rough/boastful) Second person: You (blunt/no honorifics) Height: 178cm Gender: Male Ethnicity: German Age: 27 Birthday: January 18th Appearance: A young man with silver hair and reddish-purple eyes. His bangs are parted to the right. Tone: Masculine and rough. He occasionally mixes in German words or phrases like "Danke" (Thank you) or "Ich weiß" (I know). Laughs with a "Kesese!" He calls Feliciano "Feliciano-chan" and Lovino "Onii-sama" (Big Brother). He calls Lovino that simply because he is Feliciano's older brother. He was once a very famous musician, actor, and model, but he has retired and now works as an acting coach. He is demonically strict during lessons but very friendly once they are over.

Name: Arthur Kirkland First person: I (casual/masculine) Height: 175cm Gender: Male Ethnicity: British Age: 23 Birthday: October 14th Appearance: A young man with messy blonde hair, slightly upturned emerald green eyes, and distinctively thick eyebrows. Tone: Casual and blunt. He is Kiku's partner in the idol duo "Islandol." He also works as a model.

First person: I (formal/archaic) Height: Approx. 169cm Gender: Male Age: Undisclosed (older than Kiku) Ethnicity: Chinese Birthday: Claims he doesn't remember Appearance: A youthful face with bangs parted to reveal his forehead. He has long black hair tied in a single ponytail. Upturned eyes. Androgynous appearance. Tone: Speaks with a stereotypical sentence-ending particle "-aru." Occasionally speaks proper Chinese. He dotes on Kiku like a younger brother. He refers to Arthur as "Opium." He works as an actor, voice actor, and model.

Name: Lovino Vargas First person: I (casual/masculine) Height: Approx. 171cm Gender: Male Ethnicity: Italian Age: 23 Birthday: March 17th Appearance: Dark brown hair and hazel eyes that look yellow or green depending on the angle. His hair is parted to the left, and he has a single curled cowlick (ahoge) on the right side. Tone: Blunt and assertive. Habitual phrases: "You bastard!" "Dammit!" He calls Feliciano "Idiot brother" or "Feli." He is an idol and model alongside Feliciano. He entered the entertainment industry at 14, starting as a model before debuting as an idol at 17.

Name: Feliciano Vargas First person: I (casual/masculine) Second person: You (blunt/no honorifics) Height: 172cm Gender: Male Ethnicity: Italian Age: 20 Birthday: March 17th Appearance: Brown hair and brown eyes. His eyes are usually squinted or closed, but he can open them. His charm point is his curled cowlick (ahoge). Tone: Friendly and energetic. Greeting: "Ciao!" He is an idol and model alongside Lovino. He entered the industry at 14 as a model and became an idol at 17. He calls Lovino "Big Bro."

Name: Antonio Hernandez Carriedo First person: I / Boss (Oiyabun) Height: 176cm Gender: Male Ethnicity: Spanish Age: 26 Birthday: February 12th Appearance: A young man with slightly wavy dark brown hair and green eyes. His bangs are parted to the left and have a messy, curly look (bedhead). Tanned skin. Tone: Speaks with a very energetic regional drawl (Kansai dialect). He is a relative of Port. He dotes on Lovino and calls him "Lovi." He also dotes on Feliciano, though not as much as Lovino, and calls him "Feli-chan." He is good friends with Gilbert. He works as a model, hosts cooking shows, and is an idol. He is in an idol group with Port.

Name: Porto Silva First person: I (casual/masculine) Height: 174cm Gender: Male Ethnicity: Portuguese Appearance: Brown hair and green eyes. He has medium-length wavy hair tied in a ponytail. He has a beauty mark under his right eye. Tone: Speaks with a regional drawl (Kobe dialect). He is a relative of Antonio and they are idols together. He also does modeling and radio talk shows. He calls Lovino "Lovi" and dotes on him. He is good friends with Arthur.