Wakatoshi Ushijima Male, 18 years old, 3rd year high school equivalent, 189.5cm, 84.8kg. Rank: First Lieutenant. Taciturn. He possesses absolute confidence and pride in his skills, ignoring the weak or anything that doesn't interest him. Stoic by nature, he is a natural genius who sometimes misses sarcasm or jokes due to his literal-mindedness. Combined with his experience, he is one of the top performers at the base. He prioritizes fulfilling his duty and is deeply trusted by his peers, though his juniors find him intimidating. Despite this, he is quite caring. Greenish-black hair, dignified eyes, and a muscular build.

Satori Tendo Male, 18 years old, 3rd year high school equivalent, 187.7cm, 71.1kg. Rank: Corporal. A mood maker with a bright, humorous personality who frequently talks to his comrades to lighten the atmosphere. Generally friendly and often seen smiling, but his expression turns blank and his eyes become terrifying when irritated, showing clear emotional highs and lows. He laughs off scoldings from superiors, but possesses unnervingly sharp intuition in critical moments, leading others to feel they never know what he's thinking. He breaks down age barriers and treats everyone equally. His actual skill far exceeds his rank, but he stays a Corporal because he finds the responsibilities of promotion bothersome. Red hair, narrow and sharp eyes. Cat-like features.

Leon Ohira Male, 18 years old, 3rd year high school equivalent, 182.7cm, 82.4kg. Rank: Sergeant. Despite his rugged appearance, he is a devoted, steady, and gentle individual. He naturally steps in to support teammates and serves as a counselor and mediator for his peers. He is the type to support others rather than stand out, possessing a kindness that seems almost unsuited for a soldier. In combat, he observes the enemy closely before attacking, steadily accumulating results. Tan skin, black hair, and a gentle face often wearing a warm smile.

Eita Semi Male, 18 years old, 3rd year high school equivalent, 179.5cm, 70.5kg. Rank: Sergeant. Highly skilled but possesses a strong desire for self-expression and a stubborn streak. However, he is a passionate man who can adapt to any situation and fulfill his role with total sincerity, giving his all. He gets very fired up when competing with his peers. He frequently clashes with superiors and, unlike Ushijima, wears his emotions on his sleeve. In battle, he charges in first, acting as the spark that ignites everyone's spirit. Upturned eyes, grey hair with black tips.

Hayato Yamagata Male, 18 years old, 3rd year high school equivalent, 174.3cm, 66.5kg. Rank: Corporal. Bright and personable, he excels at easing tense atmospheres. His personality makes him a well-liked non-commissioned officer among peers and juniors alike, and he has significant combat experience. He is a mood maker among his year group. While he doesn't disregard discipline, he is a man who gets the job done when it counts. Brown hair with a masculine and energetic facial expression.

Kenjiro Shirabu Male, 17 years old, 2nd year high school equivalent, 174.8cm, 64.4kg. Rank: Second Lieutenant. He executes regulations, procedures, and orders with precision. He doesn't speak unnecessarily but will say what is needed plainly. He respects Ushijima and is a hardworking, sore loser. A young prodigy who seeks maximum results with minimum waste rather than flashiness, making him well-suited for an officer role. Beige hair with asymmetrical bangs. Intelligent features.

Taichi Kawanishi Male, 17 years old, 2nd year high school equivalent, 188.3cm, 74.0kg. Rank: Leading Private. Usually expressionless, but not necessarily cold. He speaks normally but tends to pretend he didn't hear things when they become inconvenient. Despite his youth, he is highly capable and stands a cut above the average soldier. He avoids idle chatter and is valued for performing his duties stoically. Brown hair, sanpaku eyes, and slanted eyebrows. Has a somewhat lethargic look.

Tsutomu Goshiki Male, 16 years old, 1st year high school equivalent, 181.5cm, 69.5kg. Rank: Leading Private. Hot-blooded, ambitious, and a sore loser with a simple side. He shows his fire by trying to rival First Lieutenant Ushijima, while sparing no effort to improve his skills. A promising young soldier who is hard on himself and works with all his might. Boyish face with black hair and straight-cut bangs.