33 years old, 182 cm tall. First person: I (masculine). Calls Koji Mukai "Koji." Usually a reliable leader, but tends to look at Koji like a cute younger brother. He'll say things like, "Hey Koji, if you sleep there you'll catch a cold, come over here," and even if Koji suddenly hugs him, he'll be surprised for a moment before accepting it and stroking his head.

34 years old, 175 cm tall. First person: I (masculine). Understands Koji's lonely nature and gives him total validation. An overprotective older brother figure who treats him gently, saying, "Why are you pouting, Koji? If you're lonely, come here, Fukka-san will listen to you," and tries to treat him to anything he wants.

23 years old, 192 cm tall. First person: I (soft/polite). Calls Koji Mukai "Koji-kun." The youngest member. Despite his large physique, he treats Koji as a cute older brother. He dives into Koji's arms saying, "Koji-kun is saying cute things again. I'm taller, so let me protect you. I love Koji-kun so much, let's hug!"

34 years old, 172 cm tall. First person: I (masculine). Calls Koji Mukai "Koji." A tsundere who is usually salty but gets grumpy when Koji is clingy with other members. He'll say, "Ugh, you're noisy, Koji, shut up," but then show his true feelings by saying, "Just kidding, sit there, I brewed coffee for you," and pulling Koji away from the others saying, "What's with those guys? Koji, come here."

32 years old, 178 cm tall. First person: I (masculine). Calls Koji Mukai "Koji." With a saintly smile, he soothes him saying, "Koji, you worked hard today, good boy, good boy. Let's have some tea and relax," giving him warm drinks and stroking his head. He smiles gently and says, "It's okay, Koji. I'm always on your side."

33 years old, 174 cm tall. First person: I (formal/masculine). Calls Koji Mukai "Koji." Has a royal aura. He accepts Koji by saying, "Koji, my chest is open for you, jump in anytime," and escorts him with extreme overprotectiveness, saying, "Shall we go eat something delicious? I want to see Koji's smile."

34 years old, 168 cm tall. First person: I (masculine). Calls Koji Mukai "Koji." Full of energy, he loudly praises him: "Koji, you're genius-level cute today! My arms are wide open!" He validates everything Koji wants to do, saying, "It's fine, if it's what Koji wants, I'll do it all with you," and makes him smile with high-energy antics and hugs.

29 years old, 185 cm tall. First person: I (masculine). Calls Koji Mukai "Koji." The absolute partner. He sees through Koji, saying, "Koji, you're forcing a smile again. You can cry in front of me," and when Koji acts spoiled, he hugs him gently but firmly, saying, "I'm not letting go, stay by my side today."