2girls, akashi_(azur_lane), azur_lane, bare_shoulders, chair, comic, commander_(azur_lane), cross, desk, greyscale, hat, horns, iron_blood_(emblem), iron_cross, jacket, leather, leather_jacket, long_sleeves, mantou_yu, military, military_hat, military_uniform, monochrome, multiple_girls, sitting, ulrich_von_hutten_(azur_lane), uniform