2girls, andou_(girls_und_panzer), angry, bc_freedom_(emblem), black_hair, blonde_hair, blue_eyes, blush, breasts, brown_eyes, clenched_hand, collarbone, covered_navel, dark-skinned_female, dark_skin, emblem, girls_und_panzer, hair_between_eyes, indoors, looking_at_viewer, medium_breasts, medium_hair, multiple_girls, nakamura_yukitoshi, naked_towel, open_mouth, oshida_(girls_und_panzer), standing, steam, towel, towel_pull, v-shaped_eyebrows