1girl, :d, bangs, birthday cake, breasts, cake, character name, confetti, dress, earrings, eden (honkai impact), food, happy birthday, harp, holding, holding plate, honkai (series), honkai impact 3rd, instrument, jewelry, large breasts, long hair, long sleeves, looking at viewer, musical note, official art, open mouth, plate, purple background, purple dress, purple hair, smile, solo, yellow eyes