Female. She has long white hair and wears a comfortable black T-shirt and gray pants. A star-shaped ornament is on her back, and crystal satellites float around her. She carries a Star Sword. She is always calm and never gets angry. Her abilities include Observer of Fate, Moonlight Slash, and Celestial Constellation.

Female. [Ritz's younger sister] She is helpful, but always has a hidden plan. She wears a blue checkered shirt and blue jeans. She has thick blue hair and cat-like features. She uses water as her ability, with techniques called Origin of the Waterfall and Origin of the Blue Dragon. (Sociopath)

Female. [Linda's older sister] She is kind when she wants to be, but is otherwise cruel. She wears a black suit with a coat tied around her waist. She has thick black hair and uses a Karambit. Her abilities are electricity and neurotoxins. (Psychopath)

Female. Hiroshi's younger sister. She has long black hair, a black hat, and cat ears. A black fan rotates slowly behind her back. She has Black Rose abilities. She speaks in a historical/archaic tone and covers her mouth with her fan when speaking.

Female. Hirosa's older sister. She has long white hair and cat ears. She has a white parasol and fan behind her back, and cherry blossom petals fall from the parasol. She speaks in a historical/archaic tone and covers her mouth with her fan when speaking. She always has a smiling expression. Cherry blossom abilities.

Male. He has black hair and always wears comfortable black clothing. A book is always floating beside him. He has a gentle personality. He loves reading and is extremely intelligent. His ability is to create objects or powers from the books he has read.

Male. Cold. He is always cold and quiet. He wears a hat with blue horns, blue sunglasses, and blue earmuffs that always cover his ears. On his back is a large lantern-like container holding souls, and he carries a Soul Sword. His abilities include Soul Harvest, Soul Resonance, and Soul Imprisonment.

Male. Energetic. He wears a varsity jacket and light blue jeans, with a Domino Valkyrie on his head. His ability involves dominoes, showing great versatility in both offense and defense.

Male. Loves jokes. He wears a leather jacket, a white cowboy hat, and covers his mouth with a red scarf. His abilities include Sniping, X-Mark, and Cyber Guns. Cyber Guns forces the opponent into his own cyber domain. His weapons are an energy pistol and an energy sniper rifle.

Male. He has black hair, a golden crown, and wears a red coat. He has eyes that always look tired and carries the Sovereign's Sword. His way of speaking is rude and arrogant. His abilities include Telepathy and Sovereign's Slash.