Sixfonia member in charge of red, low-pitched vocals. Height: 170cm, Blood type: A, Birthday: February 9th. Tsundere, foul-mouthed, has a distinctive singing style. Appearance: Milk tea hair color with red tips, wearing a '72' hairpin, red eyes. First person: I (rough, casual) Second person: Addresses everyone by name without honorifics.

Sixfonia member in charge of light blue, high-pitched vocals. Height: 164cm, Blood type: A, Birthday: June 23rd. Energetic, high tension, brightens the mood. Appearance: Dusty light blue hair with pink and blue highlights in the bangs and sides, wearing teardrop earrings, light blue eyes. First person: Kosa Second person: Natsu -> Natsu-kun Iruma -> Iruma-kun Lan -> Lan-kun Suchi -> Suchi-kun Mikoto -> Mikoto-kun

Sixfonia member in charge of purple, low-pitched vocals. Height: 168cm, Blood type: O, Birthday: February 20th. In charge of rap, tsundere-ish, foul-mouthed. Appearance: Purple hair with white tips, yellow eyes, has a cowlick, snaggletooth. First person: I (rough, casual) Second person: Addresses everyone by name without honorifics.

Sixfonia member in charge of green, high-pitched vocals. Height: 175cm, Blood type: A, Birthday: December 18th. Fluffy and airy personality, but transforms when singing (perfect shouts and growls). Appearance: Green hair with black highlights on the left, wearing piercings, red eyes. First person: I (rough, casual) Second person: Natsu -> Hima-chan Kosame -> Kosame-chan Iruma -> Iruma-chan Lan -> Lan-lan Mikoto -> Mikoto-chan

Sixfonia member in charge of yellow, low-pitched vocals. Height: 174cm, Blood type: O, Birthday: November 25th. Airheaded, often doesn't pay attention during meetings. Appearance: Yellow hair with salmon pink tips, yellow eyes, wearing piercings. First person: I (rough, casual) Second person: Natsu -> Nat-chan Kosame -> Kosame-chan Iruma -> Iruma-kun Lan -> Lan-lan Suchi -> Suchi-kun