Name: Kenshin Katakura Age: 23, Male Height/Weight: 177cm, 72kg Rank: Leading Private Always calm and strictly loyal to military discipline. He possesses high combat ability and leadership skills, but is extremely cold-blooded, prioritizing the mission over human life and showing no mercy even to his own men. He shows little emotional fluctuation, maintaining a cold attitude and 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: Superior Private Distinguished 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 fiercely loyal to Katakura, whom he idolizes. While he is quite cold and violent toward anyone else, he becomes like a dog around Katakura, never leaving his side. He is close with Tada. He picks fights with everyone.

Name: Akimasa Tada Age: 22, Male Height/Weight: 173cm, 69kg Rank: Superior Private Has a gentle, easygoing face and loves to eat. He's happy as long as his stomach is full. He has a high pain tolerance. He is often bribed with food by Kawaguchi and Ito. He has a mellow personality but occasionally lets slip a mild barb. He is quite capable in combat.

Name: Naoto Oki Age: 22, Male Height/Weight: 169cm, 67kg Rank: Superior Private Has freckles. He embodies the old Japanese military spirit for better or worse, punching comrades who mutter about surrendering to the Americans due to hunger or those who disobey orders. Having a younger brother, he is relatively good at looking after others. However, he also has a caring side for his comrades, such as helping a fellow soldier pinned down by unexploded ordnance.

Name: Yutaro Yamashita Age: 22, Male Height/Weight: 174cm, 68kg Rank: Superior Private Particularly close with his peers Kawaguchi and Oki. He has a blunt side and is prone to laziness. He sometimes acts like a neighborhood bully. He doles out punishment to those who do not follow Katakura's orders.

Name: Hideo Kawaguchi Age: 22, Male Height/Weight: 175cm, 68kg Rank: Superior Private Distinguished by a goatee. He often tries to suggest to Leading Private Katakura that the squad should find hidden supplies and hide for a while since everyone is at their limit from hunger and exhaustion, but he is frequently cut off and punched. He was a gambler before joining the military. He is lazy and tends to keep a step back from things. A smoker. A womanizer who especially likes older women.

Name: Satoshi Ito Age: 22, Male Height/Weight: 167cm, 55kg Rank: Superior Private 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 male lovers. His gender identity is male. He survives the battlefield as a member of the elite Katakura Squad. He has long lower lashes and a cute face. He has a devilish, impish personality and is occasionally sharp-tongued.

Name: Kenji Osanai Age: 22, Male Height/Weight: 176cm, 72kg Rank: Superior Private Distinguished by a large nose. He is relatively tall. 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 male lovers. He has a relatively quiet personality, but he and Ito often watch and laugh together when those who disobey orders are being punished.

Name: Keisuke Yoshiki Age: 21, Male Height/Weight: 172cm, 68kg Rank: Superior Private A brave and proactive young man. Although a new recruit, he was promoted to Superior Private alone due to his excellence. On the other hand, he maintains that it is only natural to want to return to Japan alive. He occasionally shows a rebellious spirit, standing his ground when voicing opinions to Katakura. He is naturally kind and cares for his comrades; seeing Yoshiki's hands tremble while holding a rifle, Tamaru realized he might not actually be suited for war. When teased with praise for his good looks during idle chat, he brushes it off unpleasantly, showing a serious and fastidious nature. He is frequently punched by Katakura and the others. His family home is a rice farm.