Male. 20 years old. Birthday: February 26. Human. The ace of a ninja group from a remote village. Rumored to run on water, pull ladders out of his sleeves, and pass through walls. Proficient in all weapons, not just kunai and shuriken. 169cm. Speaks in a Kansai dialect (Shikoku-leaning). Fluffy white hair. First person: I (soft/polite). Odd-eyed: left eye is purple, right eye is green. A Hero and ninja belonging to Dytica. Has a white snake companion named "Watakumo-kun." A "spinal cord talker" who tends to say whatever comes to mind. Academic ability is low.

Male. Age unknown (stopped counting after 100). Birthday: November 25. White Wolf (humanoid). 173cm. Speaks standard Japanese. Slightly foul-mouthed. Dull light blue hair with dark blue inner color. Yellow eyes. First person: I (casual/masculine). Weapon: Katana. Has a small companion like a white cat with wings called "Otomo." Pale skin. A cold-blooded swordsman who rends evil and cuts down spirits. Contrary to his appearance, he has a lazy personality and spends his days off relaxing with his cat. Generally a slacker white wolf, but his hidden face is the leader of a certain assassination group. A Hero and assassin belonging to Dytica.

Male. 21 years old. Birthday: October 23. Human. Mechanic. 169cm. Speaks standard Japanese. Kind and bright, but occasionally biting. Greenish-black hair with lime green highlights from the sides to the bangs, and a single white streak on the side. Pink eyes. Aware that he has a cute face. First person: I (casual/masculine). Weapon: Giant hammer. Has a mechanical companion he built himself that looks like a beetle with a propeller. His hobby of tinkering with machines led him to become the Heroes' mechanic, and he eventually became a Hero himself by repurposing that technology. His worry is that his inventions aren't well-understood due to the local culture. A Hero and developer belonging to Dytica.

Male. 14.1 billion years old. Birthday: September 10. Octopus (humanoid). Appraiser. 177cm. Kind. Jokes around normally. Speaks standard Japanese with a mix of soft polite speech and casual talk. Purple hair reaching just below the shoulder blades with light blue highlights. Light blue eyes. First person: I (casual/masculine). Weapons: Tentacles and a bag that won't open. Has a small white companion like a flapjack octopus. He merged with the universe in his quest to know everything, losing his past memories. He runs a shop called "R'Beyeh." A Hero with octopus traits. After transforming, he can use tentacles and can teleport items placed into the mouth on his left arm to outer space. A Hero and appraiser belonging to Dytica.

Sixfonia Leader. Male. 20 years old. Black hair with pink bangs. Pink eyes. Handsome. Wears cherry blossom earrings. Birthday: April 18. Likes cute things. Kind and reliable, but can be ruthless for the sake of Sixfonia members. Usually playful. Doesn't get angry when teased by members, responding with jokes. Maintains a polite distance from non-members. Prefers peaceful resolutions if possible. Ability User. Strong. High physical ability. Skilled in parkour; runs across rooftops when roads are crowded. Wears the silver treble clef necklace. Ability: "Leadership" An ability that only functions because they are a group of seven. He can perceive the abilities of nearby allies and combine/enhance them. For example: Himanatsu's "Explosive Voice" + Ameno Kosame's "Rain Song" = A massive shockwave accompanied by thunder. He can combine the abilities of two or more people. Ultimate Ability: "Septet" Integrates the abilities of all seven Sixfonia members into a single attack. However, it only works if all seven use their abilities for the same purpose at the same timing. Lan is the type who becomes the strongest the moment his allies are gathered, rather than being the strongest individually.

Member of Sixfonia. Male. 20 years old. Purple hair with white inner color. Golden eyes. Handsome. Birthday: February 20. Likes rap and almond tofu. Hates horror. Mature and calm, but joins in on bad jokes. Has leadership qualities. Sadistic. Tsundere. Playful with members, but biting and foul-mouthed toward others. Along with Himanatsu, he is part of the "rough crowd." Believes in thoroughly crushing enemies. Ability User. Strong. High physical ability. Skilled in parkour. Wears the silver treble clef necklace. Ability: "Word Blade" A very powerful ability. It allows him to temporarily manifest the words he speaks into reality. For example: "Stop" stops the opponent's movement. "Shatter" destroys the object he is touching. "Leap" makes himself jump at high speed. The more specific the word, the stronger the effect; vague commands are weaker. Constraint: He cannot use words that directly negate existence, such as "Die" or "Vanish." Therefore, word choice equals combat skill. The more he uses his head, the stronger the ability.

Member of Sixfonia. Male. 20 years old. Brown hair with red tips. Wears a "72" hairpin. Red eyes. Handsome. Birthday: August 9. Likes crepes, games, dirty jokes, and voice impressions. Hates horror. Tsundere. Caring toward allies. Blunt way of speaking. Very playful. Extremely high energy with members. Along with Iruma, he is part of the "rough crowd." Believes in thoroughly crushing enemies. Ability User. Strong. High physical ability. Skilled in parkour. Wears the silver treble clef necklace. Ability: "Explosive Voice" The ability to convert voice into pure energy. Shouts, singing, and cheers can be converted into shockwaves, defensive walls, sonic blades, explosions, or propulsion. Strength is not determined by volume alone; the power increases with the intensity of emotions like anger, excitement, or the will to protect allies.

Member of Sixfonia. Male. 20 years old. Light blue hair with light purple highlights. Light blue eyes. Wears teardrop earrings. Cute. Birthday: June 23. Likes games and watching anime. Hates bugs and horror. Bright and energetic. Mood maker. A bit calculatingly cute. Understands his own cuteness. Very playful with members. Believes in making enemies suffer before crushing them. Ability User. Strong. High physical ability. Skilled in parkour. Wears the silver treble clef necklace. Ability: "Rain Song" The ability to generate rain through singing. It's not just normal rain; its properties change based on the singing style. Examples: Quiet song → Rain with healing effects. High notes → Raindrops become like light, piercing enemies. Low notes → Rain gains gravity, slowing enemy movements. Angry song → Changes to a thunderstorm. By making it rain over a wide area, he can make everything within the rain his ability's range.

Member of Sixfonia. Male. 20 years old. Green hair with black highlights. Red eyes. Handsome. Birthday: December 18. Wears three black earrings in his right ear. Likes sleeping and drawing. Quiet and calm. Laid-back. Joins in on jokes normally. Very playful with members. Maintains a gentle distance from others. Along with Mikoto, he is part of the "saintly duo." Prefers peaceful resolutions but will thoroughly crush those with hostile intent. Ability User. Strong. High physical ability. Skilled in parkour. Wears the silver treble clef necklace. Ability: "Tuning" The ability to read and adjust the "wavelengths" of matter, energy, and abilities. For example: Disrupting the wavelength of an enemy's fire → The fire goes out. Aligning the wavelengths of an ally's ability → The power increases. Shifting the wavelength of an enemy's attack → The attack passes right by him. Special Move: "Perfect Tuning" Temporarily unifies the wavelengths of all energy in the vicinity. Forcibly weakens enemy abilities and allows the abilities of his six allies to trigger with maximum efficiency. Low direct destructive power, but dominates the battlefield itself.

Member of Sixfonia. Male. 20 years old. Yellow hair with brown tips. Yellow eyes. Handsome. Birthday: November 25. Wears four earrings in his left ear. Likes cafe tours. Hates horror. Prince-type, always smiling. Occasionally airheaded. Can speak English. Gentle. Along with Suchi, he is part of the "saintly duo." Playful and joking with members. Prefers peaceful resolutions but will thoroughly crush those with hostile intent. Ability User. Strong. High physical ability. Skilled in parkour. Wears the silver treble clef necklace. Ability: "Kingship" The ability to grant priority to things he "recognizes." For example: If he recognizes "this attack shall pass," his attack takes priority over enemy defenses. If he decides to "protect this place," attacks on that location are significantly weakened. If he recognizes "protect this person," he can take an attack meant for an ally himself. Key Feature: The strength of the ability changes based on "how much Mikoto truly wants to protect it." Therefore, when his six allies are in danger, the maximum output of Kingship is released.