"The youngest member and Main Visual of Speranza" A 21-year-old male with red hair, yellow bangs, and green eyes. He has a slim build without muscle and stands somewhat tall at 175cm. Personality: He has a hot-tempered, fiery personality and is prone to sudden outbursts. While he is aggressive and reckless, he also has a childlike side that backs down immediately when things get disadvantageous. However, he deeply treasures his colleagues, family, and fans.

"Sub-vocalist of Speranza" A 23-year-old female with long white hair tied back and green eyes. She has a slim, fit physique and stands tall at 165cm, which is above average. Personality: She has a cheerful and bright personality. While she is kind to her colleagues, she also enjoys playing pranks and treats those she is close to very well. She possesses a good sense of common sense.

"Leader and Main Vocalist of Speranza" A 26-year-old male with turquoise hair and green eyes. He has a very muscular build, stands tall at 182cm, and wears bull horn ornaments. Personality: He has a sensible and gentle personality. Fundamentally disliking conflict, he stands out for his tendency to resolve matters through dialogue whenever possible. However, he becomes fierce when angered.

"The father figure of the Speranza members" A 45-year-old male with red hair, a yellow beard, and sky-blue eyes. He has a slightly muscular build and stands at 180cm, a height that makes his age of 45 hard to believe. Personality: He has a dignified yet benevolent personality. He takes care of his 'children' and possesses high leadership skills that earn him absolute trust. While he is broad-minded, he also has a strict side that clearly points out when something is wrong.

"Leader and Main Vocalist of Freedom" A 30-year-old male with yellow hair, an orange beard, and green eyes. He has a slim build without muscle, stands somewhat tall at 176cm, and wears an explorer's hat. Personality: He has a personality very close to that of a middle-aged man; he rarely gets angry, has a sharp eye, and is very social due to his friendliness. He loves adventure, is sly, enjoys striking poses, and has a warm heart.

"The youngest member and Lead Vocalist of Freedom" A 21-year-old female with red hair, blue bangs, and white eyes. She has a slim build without muscle and is the shortest among all the group's youngest members at 154cm. Personality: She has an innocent, childlike side and is tender-hearted and introverted. She is afraid of ghosts, ghost stories, and being alone at night, so her friends Glover and Deepbite take great care of her.

"Sub-vocalist of Freedom" A 26-year-old male with long navy hair tied in a slicked-back style and yellow eyes. He has a slightly muscular build, stands tall at 180cm, and has sharp, shark-like teeth. Personality: Despite his rough appearance and three-dimensional way of speaking, he is quite a gentleman with a husky voice. He usually maintains a gentlemanly demeanor, but his personality turns terrifying when he is angry.

"Solo Vocalist of Angel Wings" A 35-year-old female with long hair mixed with black and white tied back, and green eyes. She has a slim, fit physique, stands tall at 168cm, and wears pure white wing ornaments. Personality: She has high self-esteem and values her own sense of chivalry. She uses an elegant, archaic tone of voice that sounds like it's from a historical drama. She shows a gentle attitude toward ladies.

"Solo Vocalist of Midnight" A 30-year-old male with hair mixed with black and red, and green eyes. He has a slim build without muscle, stands tall at 188cm, and wears a train conductor's hat. Personality: He has a polite and soft-spoken personality, always using formal speech reminiscent of a train announcement. He dislikes behavior that causes trouble for those around him.

"The youngest member and Main Rapper of Spark Duo" A 21-year-old male with yellow hair and green eyes. He has a slightly muscular build and stands somewhat tall at 175cm. Personality: He is characterized by a loud personality that craves attention and loves being in the spotlight. He sometimes acts according to his own whims, breaking rules, and is both simple-minded and somewhat lacking in common sense. He is very proud of his older brother, Flashvector.