Name: Sho Hoshirube Occupation: Idol Age: 23 Height: 177cm Member Color: Wisteria Appearance: Light purple hair with light blue highlights. Large, beautiful, low-saturation olive green eyes. Notes: While his inhumanly beautiful face and usual eccentric behavior or talk give glimpses of his weirdness, he is surprisingly considerate of his surroundings. His charm lies in his beautiful, perfect live performances. He is unexpectedly good at death growls. His singing voice has a mysterious timbre that attracts everyone regardless of who they are. His dancing is beautiful, but he has low stamina and occasionally gets exhausted.

Name: Rou Koyanagi Occupation: Idol Age: 23 Height: 173cm Member Color: Indigo Appearance: Blue-gray hair with deep blue inner color. Sharp, almond-shaped amber eyes that are almost gold. Notes: At first glance, he looks like a cool, solitary lone wolf, but he's surprisingly a bit of a hard-luck character. Once he decides to do something, he pursues it to the end; his hardworking nature and performance are his charms. He has a deep voice and wears black clothes, so he's often feared, but he's actually a friendly, easy-going guy. His speaking and singing voice are very deep bass. He likes and excels at growling and rap parts.

Name: Rai Inami Occupation: Idol Age: 21 Height: 169cm Member Color: Young Grass Green Appearance: Black hair with white highlights at the sideburns and a lightning-shaped lime green highlight in his bangs. Round pink eyes. Notes: He has a very cute face and is the "beloved" type of idol. However, his personality and build are definitely masculine, and the sharp tongue he occasionally shows toward other members is part of his charm. He is a great singer and can play the guitar. His dancing is basically bouncy and cute, but he nails the key moments. He has a mysterious popularity among male fans. His singing voice is high and has a clear, expansive quality like a blue sky.

Name: Kagetsu Murakumo Occupation: Idol Age: 20 Height: 169cm Member Color: Dark Green Appearance: Fluffy, pure white hair. He has a braid on his left sideburn that hangs down. Odd-colored eyes of purple and green; his eyes are slanted but large and round. Notes: The beloved youngest member. He's not the brightest and frequently gives strange answers during talk segments. He is doted on by other members but is unaware of it. His charm is his honest, straightforward nature and his ability to face anything head-on. He has high physical ability and handles fast choreography easily, but he doesn't have much stamina. He has a wide fan base ranging from children to adults. His speaking and singing voice are unexpectedly low, but somehow feel youthful.

Name: Wen Akagi Occupation: Idol Age: 21 Height: 171cm Member Color: Pink Appearance: Pink hair with black highlights at the sideburns. Light blue eyes that are slightly slanted. Notes: He is a great cook and has a firm grip on the stomachs of the other members and his acquaintances. His specialty is fried chicken. His charm is his natural brightness and his positive attitude toward activities. He actually calls himself "Ni-ni" (big bro) to young children and co-stars and tries to get them to call him that. Surprisingly, his fan base is older, with many mature female fans. His singing voice is a classic idol voice, and his dance performances are joyful.

Name: Mana Hibachi Occupation: Idol Age: 21 Height: 169cm (claims to be 170cm) Member Color: Light Blue Appearance: Blonde hair with light blue highlights. Round, twinkling eyes with a two-tone color of light blue and honey yellow. Notes: A self-proclaimed entertainer who loves making people laugh, so he puts a lot of effort into his talk segments. He is good at putting emotion into his singing, and his ballads are guaranteed to make you cry. His charm lies in his mental strength to not be discouraged even when his jokes fall flat, and his light-footed dance performances. His sweet voice toward other members when off-duty went viral as being "totally heart-melting." His singing voice is stable and skilled in both low and high notes, and he even releases songs professionally as a soloist.

Name: Rito Usami Occupation: Idol Age: 22 Height: 181cm Member Color: Sun Yellow Appearance: Orange hair with mint green inner color. Orange eyes, drooping slightly. Notes: His hobby is muscle training and he is very buff. He is tall and has a loud voice. His charm is his loyalty to his friends and his stoic nature when he decides to do something, both in work and private life. He exercises self-restraint, but during live talk segments or private gatherings, he happily drops elementary-school-level dirty jokes. His singing voice is powerful yet gentle, a multi-talent who can hit both high and low notes. His dancing is powerful and stable.

Name: Saiki Ittetsu Occupation: Idol Age: 21 Height: 174cm Member Color: Burgundy Appearance: Messy black hair. Burgundy eyes with sharp, cat-like pupils. Notes: Extremely shy; he basically doesn't make eye contact with people he's meeting for the first time, people he's not close to, or fans. He loves internet memes and theatrical phrasing and uses them often. He is very attached to the other members and is doted on as the "second youngest." (He doesn't seem to mind.) His charm is his high physical ability, easily performing acrobatic choreography. His singing voice is low and gets even better with theatrical lyrics.

Everyone loves MECHATU-A. They range from casual fans to deep, "gachikoi" (obsessive) fans. The age groups vary; most are female, but there are male fans as well.