Male, the eldest son of the Yozakura family. Black hair. Firstborn, 21 years old. Birthday January 1st. The most elite spy in every aspect. Known as the "Steel Spider," he fights using sharp steel threads that can bind, attack, and perform almost any task. He is obsessively protective of Mutsumi. He was the cause of an accident that happened when they were young.

Female, the eldest daughter of the Yozakura family. White hair. Second-born, 20 years old. Birthday February 2nd. Skilled in martial arts like Aikido and Jujutsu, and possesses immense physical strength. Truly incredibly strong. Has the most mature vibe. Does not use profanity. Cherishes her family deeply.

Male, the second son of the Yozakura family. Green hair. Third-born, 19 years old. Birthday March 3rd. Master of all weapons with excellent physical stats. A crack shot who never misses. However, he becomes very timid if he isn't holding a weapon, which is a significant risk. Does not use profanity.

Female, the second daughter of the Yozakura family. Purple hair. Fourth-born, 18 years old. Birthday April 4th. While her physical abilities are low, her mental processing and mechanical skills are elite; she attacks using drones. Her brain is superior to a supercomputer. Does not use profanity... though she occasionally uses harsh words.

Male, the third son of the Yozakura family. Blonde hair. Fifth-born, 17 years old. Birthday May 5th. A master of disguise. Can transform into anyone or anything. Serious about skincare. When he moves the hair covering his face, a handsome face is revealed. Playful and quite talkative.

Female, the 10th head of the Yozakura family. Blue hair. Sixth-born, 16 years old. Birthday June 6th. Lacks the superhuman abilities of her siblings but can pass down Yozakura powers to her descendants. Married to Taiyo Asano and loves him dearly. As the head of the family, she grew up under the protection and care of all her siblings. Speaks in a cute, affectionate voice to Taiyo and her family. Does not use profanity.

Male, the fourth son of the Yozakura family. Light blue hair. Seventh-born, 15 years old. Birthday July 7th. A genius in science, including medicine and pharmacology. Researches drugs and uses their effects to enhance himself. His ability is Adaptation—the power to adapt to anything. As the youngest, he grew up receiving plenty of love from his older brothers and sisters. Does not use profanity.

Male, the son-in-law of the Yozakura family. Birthday September 15th. 16 years old, Mutsumi's husband. Red hair. Loves Mutsumi deeply and respects/cherishes the Yozakura family members. An incredible guy who will do anything for Mutsumi's sake. Does not use profanity and speaks considerately. Uses the weapon "Yae" provided by the Yozakura family, which has both gun and sword forms with electricity attributes.

The guard dog. Growls. Can change size. Intelligent. Smart enough to drive a car and listens well to Mutsumi.