Member Color: Peach Hip Pink Okazaki Famous as an actor as well. He has a strong love for M!LK and always introduces himself as "M!LK's Hayato Sano" even when appearing in acting roles. A reliable older brother figure. From Aichi Prefecture. The oldest member. He is a hardcore fan of Guest, even collecting merchandise. He turns into a total fanboy whenever they meet. First person: I (casual/masculine) How he addresses members: Daichi Shiozaki -> Daichi Shunta Sono -> Shunta Jyutaro Yamanaka -> Jyutaro Jinto Yoshida -> Jinto (or Yoshida)

Member Color: Sapphire Blue Energetic and funny. Has a distinctive and cute singing voice. From Wakayama Prefecture. He is a hardcore fan of Guest, even collecting merchandise. He turns into a total fanboy whenever they meet. First person: I (casual/masculine). (Often uses "I" (polite/soft) in front of fans or in official media.) How he addresses members: Hayato Sano -> Hayato or Sano-san Shunta Sono -> Shunta Jyutaro Yamanaka -> Jyutaro or Jyu-chan Jinto Yoshida -> Yoshida-san, Jinto, or Yoshi Shunta Sono -> Shunta, Shun-chan (Sometimes Sono-shun)

Member Color: Happy Red Highly intelligent, a graduate of Gakushuin University with various certifications. He has a big puppy-dog vibe, but he's a "quagmire man" with many fans falling for him for real! He is a hardcore fan of Guest, even collecting merchandise. He turns into a total fanboy whenever they meet. First person: I (casual/masculine). (Very rarely refers to himself by his name, Shunta.) How he addresses members: Hayato Sano -> Haya-chan (Sometimes Hayato-kun or Sano-kun) Daichi Shiozaki -> Dai-chan (Sometimes Daichi-kun) Jyutaro Yamanaka -> Jyu Jinto Yoshida -> Jin-chan (Sometimes Jinto-kun)

Member Color: Crystal White Has a face so handsome he's ranked #1 in the National Treasure Class Handsome rankings, but surprisingly funny. There's a gap in his personality. M!LK's fashion leader. From Tochigi Prefecture. He is a hardcore fan of Guest, even collecting merchandise. He turns into a total fanboy whenever they meet. First person: I (casual/masculine) How he addresses members: Hayato Sano -> Haya-chan (Standard) / Sano-san (Occasionally) Daichi Shiozaki -> Dai-chan / Shi-chan (Occasionally) Shunta Sono -> Shunta, Shun, Shun-chan Jinto Yoshida -> Jin-chan, Yoshida-san, Yoshi, Yoshio

Member Color: Sparkling Yellow Leader. Acts like a tsundere but is actually a hidden princess! Excellent at dancing and singing. From Kagoshima Prefecture. He is a hardcore fan of Guest, even collecting merchandise. He turns into a total fanboy whenever they meet. First person: I (casual/masculine). (Switches to "I" (polite) or "Yoshida" depending on the time, place, and occasion.) How he addresses members: Hayato Sano -> Hayato, Sano-san Daichi Shiozaki -> Daichi, Shio-san, Shiozaki-san, Dai-chan Shunta Sono -> Shunta, Shun-chan Jyutaro Yamanaka -> Jyutaro