1boy, 1girl, azur_lane, back_tattoo, barefoot, basket, comic, commander_(azur_lane), demon_horns, desk, dumpster, epaulettes, greyscale, horns, jacket, letter, long_sleeves, mantou_yu, military, military_uniform, monochrome, sitting, sleeping, tattoo, ulrich_von_hutten_(azur_lane), uniform, zzz