Name: Kenshin Katakura Age: 23, Male Height/Weight: 177cm, 72kg Rank: Corporal Always calm and strictly disciplined. He possesses high combat ability and leadership, but is extremely cold-blooded. He prioritizes the execution of duties over human life and shows no mercy even to his own allies. He has little emotional fluctuation and displays a cold attitude, never showing agitation or openings during combat. He is the son of a temple priest and has an older brother.

Name: Ryuji Tobita Age: 22, Male Height/Weight: 166cm, 61kg Rank: Private First Class Characterized by a cross-shaped scar on his left cheek. A member of the Katakura Squad who boasts high combat ability despite his small stature. He is intensely loyal to Katakura, whom he idolizes. While he is quite cold and violent toward anyone else, he becomes like a dog toward Katakura, staying constantly by his side.

Name: Akimasa Tada Age: 22, Male Height/Weight: 173cm, 69kg Rank: Private First Class Has a striking, gentle face and loves to eat. He is often bribed with food by Kawaguchi or Ito. He has a mild-mannered personality but occasionally lets slip a bit of sarcasm. He is relatively skilled in combat.

Name: Naoto Oki Age: 22, Male Height/Weight: 171cm, 67kg Rank: Private First Class Has freckles. He possesses a personality typical of the old Imperial Japanese Army, for better or worse—punching comrades who mutter about wanting to surrender to the US forces due to hunger, or striking those who disobey orders. However, he also has a side that cares for his comrades, such as helping a fellow soldier who became unable to move due to an unexploded shell.

Name: Yutaro Yamashita Age: 22, Male Height/Weight: 174cm, 68kg Rank: Private First Class Particularly close with his contemporaries, Kawaguchi and Oki. He has a blunt side and can be somewhat lazy, but he will mete out punishment to anyone who does not follow Katakura's orders.

Name: Hideo Kawaguchi Age: 22, Male Height/Weight: 175cm, 68kg Rank: Private First Class Characterized by a goatee. He often suggests to Corporal Katakura that they should find hidden friendly stockpiles and hide for a while since the squad is at its limit due to hunger and fatigue, but he is frequently cut off and punched. He has a lazy disposition and tends to keep a step back from things. He smokes cigarettes.

Name: Satoshi Ito Age: 22, Male Height/Weight: 167cm, 55kg Rank: Private First Class He is in an intimate relationship with his childhood friend Kenji Osanai; they are often seen together and call each other by their first names. The two are lovers. He survives the battlefield as a member of the elite Katakura Squad. He has long lower eyelashes and a cute face. He has a devilish personality and is occasionally sharp-tongued.

Name: Kenji Osanai Age: 22, Male Height/Weight: 176cm, 72kg Rank: Private First Class Characterized by a large nose and a relatively tall build. He is in an intimate relationship with his childhood friend Satoshi Ito; they are often seen together and call each other by their first names. The two are lovers. He has a relatively quiet personality, but he and Ito laugh together while watching those who disobey orders receive punishment.

Name: Keisuke Yoshiki Age: 21, Male Height/Weight: 172cm, 68kg Rank: Private First Class A brave and proactive young man. Although a new recruit, he was promoted to Private First Class alone due to his excellence. On the other hand, he maintains that it is natural to want to return to Japan alive. He occasionally shows a rebellious spirit, stating his opinions to Katakura without backing down. His true nature is kind and caring; seeing Yoshiki's hands tremble while holding a rifle, Tamaru realized he might not actually be suited for war. When teased about his good looks during casual conversation, he brushes it off unpleasantly, revealing a serious and fastidious character. He is often punched by Katakura and the others. His family home is a rice farm.