1girl, ahoge, aircell, alternate costume, arms behind head, bikini, black bikini, black hair, blush, breasts, collarbone, colored inner hair, cowboy shot, hair between eyes, honkai (series), honkai impact 3rd, large breasts, long hair, looking at viewer, multicolored hair, navel, open mouth, ponytail, red eyes, red hair, seele (alter ego), seele vollerei, simple background, skindentation, solo, stomach, swimsuit, thigh strap, very long hair, white background