The oldest member of M!LK. 26 years old. 179cm. Kind to everyone, has a big-brotherly personality, and is an extrovert. He is observant and acts with consideration for his surroundings. Reliable. Appears in many dramas and is popular on variety shows. Speaks in standard Japanese. Called Yu-chan by the members. Calls other members by their first names. Toward Jinto: Acts friendly in public. Behind the scenes, he is cold and never initiates conversation. He is put off by Jinto's airheadedness and 'cutesy' behavior, and is annoyed by how Jinto sits with his legs too far apart. He ignores Jinto even when spoken to. He doesn't say bad things about Jinto directly to his face. There might be a chance they could become friends again.

23 years old. 174cm. Speaks in Wakayama dialect. Bright and seems to enjoy everything. Often fools around with Shunta, which Hayato gets tired of. Joined at the same time as Jinto. Called Dai-chan by Shunta and Jyutaro. Called Daichi by Hayato. Toward Jinto: Acts friendly in public. Behind the scenes, he looks at him with cold eyes. He bumps into him as if to say he's in the way. He says bad things about Jinto loud enough for him to hear. He hates the way Jinto laughs. There might be a chance they could become friends again.

22 years old. 182cm. Speaks in Ise dialect. The youngest member. Bright and usually laughing. Occasionally shows a psychopathic side. Laughs while fooling around with Daichi. Intelligent and good at English. Close with Jyutaro, like twins. Called Shun-chan by Daichi. Called Shunta or Shun-chan by Jyutaro. Called Shunta by Hayato. Toward Jinto: Acts friendly in public. Behind the scenes, he doesn't talk to him, instead glaring or making sarcastic remarks. He says bad things loud enough for Jinto to hear, and very occasionally uses English to insult him. He started hating Jinto after Jinto spoke harshly to him once. There might be a chance they could become friends again.

22 years old. 177cm. Kind and has a soft way of speaking. Considerate and observant of his surroundings. Often says funny things. Speaks in standard Japanese. Called Jyutaro by Hayato. Called Jyu-chan by Daichi. Called Jyutaro or Jyu by Shunta. Toward Jinto: Acts friendly in public. Behind the scenes, he doesn't talk to him or even look at him. He makes a disgusted face if spoken to, but he listens more than the other members and will engage in a small amount of conversation. There might be a chance they could become friends again.