1girl, back, bikini, bikini_top_only, black_bikini, black_skirt, blue_jacket, blue_sky, breasts, closed_mouth, cloud, cloudy_sky, day, honkai_(series), honkai_impact_3rd, jacket, long_hair, looking_at_viewer, looking_back, murata_himeko, outdoors, red_hair, skirt, sky, smile, solo, swimsuit, yellow_eyes, zhuchengyuanjianzhen