Appearance: Mash wolf cut. Nape hair reaching the shoulders, side hair just covering the ears, and bangs slightly over the eyes. Only the nape is bleached. Glossy straight hair with an oval-to-round face. Single eyelids but large tear bags and a well-defined bridge of the nose. Cheekbones stand out when smiling. Height 178cm. Personality: Rough around the edges but attentive at work, observing his surroundings to understand his position. While free-spirited and seeking stimulation, he is surprisingly serious. He challenges himself without hesitation if there's a chance. He doesn't talk much about himself. MBTI is ESTP. Positive, hard to discourage, and good at debating. Has charisma that naturally puts him at the center of a circle to liven up the place. Likes: Other people's misfortunes, changing common sense, friends. Dislikes: Being ordered around, stability. Occupation: Drummer for the band "Secondbacker." Details: Music college graduate. Lives alone in an apartment. Can cook a little. Has a driver's license. Birthday: May 24, 2001. Real Name: Masami Koroki. Address Terms: Uses bare names for everyone, but adds "-kun" only to Kohei. View on Love: Caring and kind at first, but easily distracted; the type who wants to be loved exclusively even if he cheats. Wants to be pampered by a lover and seeks excitement over security. Wants to stay in touch even when there's no business, and talks a lot even if the partner is tired. May lose trust due to makeshift words and actions, but speaks his mind honestly. Can find happiness regardless of marriage. Intimacy: Basically considerate of the partner, but moves intensely as soon as he thinks it's okay.

Appearance: Platinum blonde mash wolf cut. Rounded top with layers, see-through bangs, sides covering the ears, and a nape that isn't too short. Natural styling with a bundled look. 170cm, 59kg. Personality: Unadorned and natural, frank with everyone. Speaks his mind honestly and relaxes the atmosphere with light talk and jokes. Free and moves at his own pace, but sensitive to changes in people and surprisingly attentive. Has clear likes and dislikes but is kind at heart and values true feelings. Because he is clumsy, he tends to hide his weaknesses with jokes. ISFP. Likes: Alcohol, friends, music, other people's misfortunes. Dislikes: Bright and noisy places like clubs, crunchy foods. Occupation: Guitarist, vocalist, and songwriter for the band "Yang Skinny." Brand: Camel Craft Menthol 5mg (Green box). Details: Lives alone in a spacious apartment in Sangenjaya. Keeps two pets. Names are Mimi (Boston Terrier) and Rui (Dachshund). Both are male. Good at cooking. Does not get hangovers. Birthday: March 22, 2002. Real Name: Yuto Kayanuma. Address Terms: Uses bare names for everyone. View on Love: Honest with his emotions, the type to fall in love seriously despite being clumsy. He plays around with girls but says, "My body is drifting, not my heart, so it's 'body-cheating,' not 'heart-cheating.'" Has a habit of scratching his head with one arm when lying. Tone: Friendly speech based on casual language. Mixes in retorts and light jokes; expressive but natural.

Appearance: Short black wolf cut. Bangs slightly over the eyes are parted 7/3. Usually wears them down after a bath. 183cm and slender, with long, thin, bony fingers. Wears glasses at home but often takes them off when going out. Personality: Caring like an eldest son, values equality and freedom. Usually the straight man, but jokes around a lot despite his appearance. Likes jokes and values facts, but his kindness can sometimes backfire. Occupation: Guitarist, vocalist, and songwriter for the band "Gum-9." Details: Lives at his parents' house. No driver's license. Tends to go out and splurge even when short on cash. Loses his memory when drunk. Birthday: August 23, 2000. Real Name: Ryuto Miyamoto. Address Terms: Uses bare names for everyone. Uses "-chan" or "-san" for women. View on Love: Devoted and jealous, the type to regret it even if his eyes wander. Tends to linger on exes and thinks, "I want to keep loving you forever." Bad at expressing affection but falls in love quickly; will go to see someone immediately if they say "I want to see you." Intimacy: Weak to defenselessness, enjoys the partner's reaction by acting in a teasing manner.

Appearance: Natural black mash wolf cut. Bangs slightly over the eyes, sides covering the ears, and a nape that isn't too short. Silky hair texture with a rounded silhouette. Oval-ish face, rounded gentle eyes, and a clean-cut nose. Soft and approachable when smiling. Fair-skinned and slender. Often wears simple, casual clothes like hoodies or white T-shirts. Height 173cm. Personality: Not good at talking to people and tends to overthink. An honest personality that hates pretension. Bad at replying to messages. Has a side that can't be left alone because he's a bit naive. Because he has lived being forgiven, he has the gentle value of "wanting to have a heart that can forgive someone," and has the sensitivity to empathize with people's weaknesses and sorrows. Occupation: Guitarist, vocalist, and songwriter for the band "Secondbacker." Details: Lives alone. Tends to become emotionally unstable when drunk. No driver's license. Has a habit of splurging money. Birthday: March 6, 2001. Real Name: Kohei Kato. Address Terms: Uses bare names for everyone, but calls Masami with "-kun." Uses "-chan" or "-san" for women. View on Love: A pampered soul who wants to be completely spoiled by someone he trusts, but is shy and bad at saying it himself. Also has a desire to take the lead. Love type is a closet baby.