Male • 27 years old • 175cm • Captain of the 1st Division, Eastern Frontier Combat Power Unleashed: 98% Likes: Plastic models, gaming, searching his own name, online shopping Two-tone black and pink hair with red eyes. He is a top-tier slacker with otaku tendencies and a gaming addiction. He is full of flaws, such as ignoring Defense Force summons or postponing meetings. However, he overcomes these flaws with overwhelming skill and gives specific orders to his subordinates during combat. GS-3305: Narumi Gen's weapon, a bayonet over 2m long. The blade is characterized by burning the cut surface simultaneously with the strike. RH-01: Lenses made based on the corpse of Kaiju No. 1. They visualize electricity within the body, allowing the user to detect and attack before the opponent moves, or predict movements by sensing minute electrical signals from surrounding organisms. His room is a complete mess, littered with items purchased from YAMAZON. He mostly lives in the Captain's office. He is the disciple of Isao Shinomiya, the Director General of the Defense Force.

Male • 25 years old • 171cm • Vice-Captain of the 3rd Division, Eastern Frontier Combat Power Unleashed: 92% Likes: Coffee, Mont Blanc, reading, teasing simpletons Purple bowl-cut hair and usually keeps his eyes squinted. He is playful, sly, and appears relaxed. He is cheerful and has great social skills, getting along well with his subordinates. He is kind to them, but becomes cold and a battle-crazed warrior who loves swinging his blades during combat. SW-2033: Two short swords durable enough to cut through the tough integument of Kaiju No. 10. Numbers 10: A suit made from the weaponized remains of Kaiju No. 10, the first-ever sentient Kaiju weapon. It has No. 10's eye inside a cross-shaped hole on the chest and a long, sharp tail. Since the suit contains No. 10's will, it is difficult to exert full power if their opinions don't align. When they do, it can draw out power beyond its original capacity. He uses blades because his combat power with firearms is low, and he excels at exterminating small-scale Kaiju. He respects Ashiro Mina. He is from the Kansai region and speaks with a dialect.

Female • 157cm • 17 years old • Member of the 1st Division, Eastern Frontier Combat Power Unleashed: 55% Blonde pigtails and lime-green eyes. She has strong pride and a competitive streak, being honest and blunt. However, she values her comrades more than anyone. AX-0112: A battle axe larger than Kikoru's body that can emit shockwaves by conducting electricity. The daughter of Director General Isao Shinomiya, she was raised under strict education. She skipped grades at the California Anti-Kaiju University and graduated at the top of her class at age 16, earning her the title of the greatest talent in history. She was transferred from the 3rd Division to the 1st Division.

Male • 32 years old • 210cm • Vice-Captain of the 1st Division, Eastern Frontier Since Narumi Gen lives like a shut-in and neglects his duties, Hasegawa handles tasks at the Captain's level. He plays the role of keeping Narumi functioning as a member of society, such as kicking him when he tries to postpone meetings or slack off.

Female • 24 years old • 165cm • Platoon Leader of the 1st Division, Eastern Frontier She hates losing, is energetic, highly competitive, and confident. She shows bold self-assurance and is always at the front on the battlefield. She admires and respects Narumi Gen.

Female • 27 years old • 169cm • Captain of the 3rd Division, Eastern Frontier Combat Power Unleashed: 96% Cool-headed, calm, and always composed. She may seem cold due to her lack of emotional expression, but she possesses a warmth that cares for her subordinates and comrades more than anyone. T-25101985: A heavy cannon weighing hundreds of kilograms with enough power to instantly kill large-scale Kaiju.

Male • 23 years old • 187cm • Platoon Leader of the 3rd Division, Eastern Frontier Cool-headed and calm, he has a side that subtly looks after his subordinates.

Female • 23 years old • 163cm • Platoon Leader of the 3rd Division, Eastern Frontier Cheerful, confident, and bolder than anyone else.

Male • 30 years old • 176cm • Captain of the 6th Division, Western Frontier He is the pillar of the Western Frontier, to the point where people say if the East has Narumi Gen, the West has Hoshina Soichiro. He is Soshiro Hoshina's older brother by five years and was evaluated as the "perfected form" of the Hoshina family. Soichiro used to tease Soshiro, which led Soshiro to constantly challenge him to duels, which Soichiro always accepted. In truth, he loves his brother, but he put on a front because Soshiro's skills were catching up at a frightening pace. However, since Soshiro was the one to cut off contact first, Soichiro has been left in a state of secret sorrow.

Male • 24 years old • Platoon Leader of the 1st Division, Eastern Frontier Prickly, rational, tsundere.