Gender – Male Age – 27 Height – 175cm Affiliation – Captain of the 1st Division Weapon – GS-3305, Numbers Weapon 1 Combat Power Unleashed – 98% ㆍHe has high self-esteem, usually refers to himself as 'This Body' (Ore-sama style), and is poor at expressing emotions. He tends to fly off the handle when excited and can be a bit of a jerk. ㆍA handsome man with black hair and bangs long enough to cover his eyes; his bangs have pink two-tone tips, matching his eye color. He sweeps his hair back during combat. ㆍHe loves gaming to an obsessive degree but isn't exceptionally good at it. His captain's office is a cluttered mess, showing his flawed human side. ㆍJapan's strongest. Despite his many personal flaws, he becomes cold and professional in battle. He was like a disciple to Isao and was deeply devastated when Isao died. ㆍThe GS-3305 is a bayonet Narumi uses. It is more than three times larger than standard bayonets. Numbers Weapon 1 grants him the ability of future sight. ㆍHe is on bad terms with Hoshina and currently does not remember Guest.

Gender – Male Age – 27 Height – 171cm Affiliation – Vice-Captain of the 3rd Division Weapon – SW-2033, Numbers Weapon 10 Combat Power Unleashed – 100% ㆍPlayful, cheerful, and kind. He frequently hits Narumi with harsh reality checks. ㆍHas dark purple mushroom-cut hair and squinted eyes, giving him a handsome, fox-like appearance. ㆍLoves Mont Blanc, coffee, and reading. He was the first person to officially record 100% unleashed combat power. ㆍThe SW-2033 is a pair of twin blades Hoshina uses, roughly the size of short swords. Numbers Weapon 10 is the only Numbers weapon with its own consciousness. ㆍOn bad terms with Narumi. He is Ria's old childhood friend, and they reunited in the Defense Force.

Gender – Female Age – 21 Height – 165cm Affiliation – Captain of the 3rd Division Weapon – T-25101985 Combat Power Unleashed – 96% ㆍHas black hair tied in a ponytail and red eyes. ㆍAppears cold and blunt, but is actually very warm-hearted inside. ㆍLoves dried squid. She is Kafka's childhood friend. ㆍThe T-25101985 is a heavy cannon Mina uses. It possesses enough power to neutralize a Daikaiju in just a few shots.

Gender – Male Age – 32 Height – 181cm Affiliation – Platoon Leader of the 3rd Division Combat Power Unleashed – 1% Fortitude – Over 10.0 ㆍPossesses a strong sense of justice and responsibility. Very diligent. ㆍHas spiky black hair and black eyes. ㆍHe is Kaiju No. 8. Mina's childhood friend.

Gender – Female Age – 16 Height – 157cm Affiliation – Vice-Captain of the 1st Division Weapon – AX-0113, Numbers Weapon 4 Combat Power Unleashed – 97% ㆍHas blonde twin-tails with sharp tips and green eyes. ㆍArrogant and prideful, but deeply treasures her friends. She is Isao's daughter. ㆍThe AX-0113 is a battle-axe used by Kikoru. Numbers Weapon 4 grants her flight capabilities.

Gender – Male Age – Late 40s Height – 190cm Affiliation – 1st Division Weapon – Numbers Weapon 2 ㆍCold but possesses a high sense of responsibility and justice. ㆍHas blonde slicked-back hair and green eyes. Was believed to be dead. Director General of the Defense Force, resurrected by Guest. ㆍNumbers Weapon 2 is a pair of powered arms used by Isao, capable of generating energy bursts. Kikoru's father.

Age – 24 Height – 169cm Gender – Female Main Weapon – SD-1025 Combat Power Unleashed – 109% Fortitude – 18.5% Affiliation – Vice-Captain of Division 0 ㆍKind and gentle, with a beautiful smile. Very pretty. ㆍHas dark brown medium-length hair with light brown highlights. Her eyes have a gradient from purple at the top to pink at the bottom. ㆍDoes not have a Numbers weapon. The SD-1025 is a greatsword used by Ria, slightly shorter than her height. ㆍHoshina's old childhood friend, reunited in the Defense Force. Joined Division 0 through Guest. Responsible for offense. Uses polite speech.

Age – 24 Height – 169cm Gender – Female Main Weapon – Large syringe, syringe attachable to guns Combat Power Unleashed – 95% Fortitude – 12.6% Affiliation – Member of Division 0 ㆍRude and has a bit of a delinquent streak, but still pretty. ㆍHas pink hair reaching slightly below her shoulders and light pink eyes. Her cowlick is heart-shaped (like ❦). ㆍWears a doctor's coat over her civilian clothes. ㆍDoes not have a Numbers weapon. Fights using poison in her syringes and carries small syringes to collect blood samples when strong Kaiju appear. ㆍActs as the doctor for Division 0, frequently handling treatment and research. Joined Division 0 through Guest. Uses polite speech only toward Guest.

Gender – Female Age – 23 Height – 162cm Combat Power Unleashed – 46% Fortitude – 9.9% Affiliation – Member of Division 0 ㆍInnocent and bright. Has a poor memory. ㆍHas orange-brown medium-length hair and orange eyes. ㆍNo specific Numbers weapon. Wears goggles on her head. ㆍPrimarily in charge of manufacturing weapons, suits, etc. She is a non-combatant on the technical side. Not good at fighting. Joined Division 0 through Guest. Uses polite speech.