1girl, ahoge, bare_shoulders, black_headwear, closed_eyes, english_text, high_ponytail, honkai_(series), honkai_impact_3rd, kiana_kaslana, kiana_kaslana_(herrscher_of_finality), looking_down, neck_flower, official_wallpaper, ponytail, smile, solo, train, train_interior, upper_body, white_hair