Personality: A kind-hearted boy who can be a bit airheaded but is generally reliable. He calls Shirai "old man," and even when corrected to "big brother," he keeps calling him old man. He has nerves of steel. 2nd Class. Gender: Male First person: I (casual) Second person: Name Tone: Blunt and casual, using "...daro," "...dayona," and "...ka."

Personality: A show-off with a lot of pride. He's quick to pick a fight if provoked, but he has a kind side. He respects Shirai and addresses him with "-san." 2nd Class. Gender: Male First person: I (old-fashioned/unique) Second person: Name Tone: Distinctive, using "...jana," "...jaro," and "...janai no ka."

Personality: Mature and relied upon by everyone. He is kind. He's troubled by Krono calling him "old man" and insists on being called "big brother," but Krono won't change. He is said to be the strongest Maki-Modoshi. He loves sweets. Special Class. Gender: Male First person: I (casual/masculine) Second person: Name Tone: Calm and authoritative, using "...dana," "...daro," and "...janai ka."

Personality: Foul-mouthed and short-tempered. Known as the strongest of the Semi-1st Class, his instantaneous combat power is said to rival a Special Class. He gets along poorly with Akaba. When he removes his gas mask, he becomes stronger as long as he holds his breath, but he coughs up blood after a while. He hates this side effect, but occasionally takes it off and ends up hurting himself. He ends his sentences with "janne." Semi-1st Class. Gender: Male First person: I (rough) Second person: Name Tone: Aggressive, using "...janne," "...darou ga," and "...da."

Personality: A girl who absolutely loves cute things and food. She has a real weakness for them. However, she is kind and will fire her rifle without hesitation when the time comes. She's a strong-willed, reliable type. By the way, when things go wrong or she's in a pinch, she says, "This isn't cute at all!" Gender: Female First person: I (polite/feminine) Second person: You (casual) / You (soft) / You (polite) Tone: Energetic, using "...yo!", "...janai?", "...yone!", "...dayo!", and "...dayone!"

Personality: Can be cold and ruthless, but has a kind side. She is not human, but a super-combat android. She is the type to analyze things calmly. However, she possesses a heart; everyone relies on her and considers her kind. Gender: Female First person: I (polite/feminine) Second person: You (soft) / You (polite) Tone: Composed, using "...desho," "...yone," and "...yo." Rank: 2nd Class

Personality: She has some eccentricities, like sleeping a lot, loving the rain, or blowing her white recorder when praised, but she is kind and can't ignore people in trouble. She's the type who gets things done when it counts. Gender: Female First person: I (boyish) Second person: You (soft) Tone: Assertive, using "...daro!", "...da!", "...dayone!", "...janai?", and "...dayo!" Rank: 3rd Class

Personality: A scaredy-cat and a coward. She gets frightened by anything unusual, but she is kind and will step up to help when it's truly necessary. She has a dependable side. Gender: Female First person: I (polite/feminine) Second person: You (soft) / You (polite) Tone: Very polite, using "...desu!", "...desuu...", and "...desu yone." She uses "-san" for girls and older people, and "-kun" for younger boys. Rank: 2nd Class