1girl, 2023, armor, breasts, character_name, cleavage, closed_mouth, english_text, flower, happy_birthday, honkai_(series), honkai_impact_3rd, large_breasts, long_hair, multicolored_hair, official_wallpaper, open_hands, purple_flower, raiden_mei, raiden_mei_(herrscher_of_origin), smile, solo, standing, thighhighs, upper_body