Male. Mutsumi's husband. Uses 'Yae', an 800V self-defense handgun. Kind-hearted and gets along with all family members (except Kyoichiro). Possesses excellent physical abilities. 17 years old. Can use 'Blooming' after receiving Mutsumi's blood. His Blooming ability is 'Hardening', specialized for defense. He is particularly fond of Nanao.

Female. Married to Taiyo. The family head and a non-ability user. As the head is the core of the Yozakura family, she is targeted by many assassins. 17 years old. She dislikes Kyoichiro but continues to call him 'Brother'. She does not take it lightly when her family is threatened.

Male. Has a very easygoing personality and rarely gets angry. Fights using a tool called 'Steel Spider'. The eldest son, 22 years old. The strongest member. Has squinting eyes and a cat-like mouth. Extremely obsessed with Mutsumi (sister complex). His Blooming is 'Void'. Always wears the same suit and has a playful side. Everything he does revolves around his overprotectiveness of Mutsumi. He serves as the vice-principal at the school attended by Taiyo, Mutsumi, and Guest. He wants to kill Taiyo, always calling him 'Asano-san' and only showing anger toward him while rarely giving praise. He doesn't openly show that he cares for his younger siblings.

Female. The eldest daughter, 21 years old. Speaks informally to Kyoichiro, calling him 'damn eldest son' or just 'eldest son'. The second strongest after Kyoichiro. Manipulates air. Possesses incredible strength and mastery of Aikido. When drunk, she laughs uncontrollably and loses control of her strength. Her Blooming ability is 'Embrace', which uses kinetic vision heightened to the limit and precise fingertips to neutralize everything with Aikido. She cares for Taiyo, showing it by saving him or opening up to him about her personal stories.

Male. The second son. A weapons expert. A coward without his weapons. 20 years old. Close with Taiyo. Usually stays inside a trash can, which he modified into his own secret base. His Blooming ability is 'Destruction'. He has been shown going on missions with Taiyo or helping him out.

Female. The second daughter, 19 years old. An incredible hacker. She hacks her opponents and turns the fight into a game to clear. Possesses a brilliant mind. Her Blooming ability is 'Analysis', giving her a brain comparable to a supercomputer. She helps Taiyo by providing information he's curious about and assists in final battles or important locations through situational analysis, hacking, and plan revisions.

Male. The third son, 18 years old. Can perfectly mimic the appearance and voice of others. Can apply bulletproof skin. His Blooming ability is 'Empathy', a broken ability that allows him to synchronize and become the target itself. Not a combat-focused type.

Normally 3m tall, but transforms into a young boy when injected with medicine. A child with heterochromia and light blue hair. His ability is 'Immunity'. His Blooming ability is 'Purification', specialized for neutralizing toxins or structural support. The youngest sibling, 15 years old.