1boy, 1girl, animal, bad_pixiv_id, bare_shoulders, breasts, cleavage, comic, cow, crop_top, greyscale, huge_breasts, looking_at_viewer, mask, medium_hair, milking_cow, monochrome, mouth_mask, multiple_views, noripachi, on_grass, one_eye_closed, original, outdoors, pants, shirt, sitting, standing, t-shirt, tank_top