safe_pos, monochrome, hanatsuyu sisters, hanatsuyu twins, 2 girls, twins, hanatsuyu youen, from behind, hanatsuyu kaai, stained clothes, paint splotch, three-quarter view, cowboy shot, black hair, very long hair, wavy hair, high ponytail, short eyebrows, forehead, gas mask, mask on head, hair ribbon, obi, thin sash ribbon, lab coat, white coat, collared coat, long coat, cleavage, large breasts, low neckline, long sleeves, bare legs, smile, open mouth, blowing kiss, bursting breasts, simple background

civit_nsfw, safe_neg, civit_nsfw, safe_neg, pupils, eyes in mask,