arai kogane, kayoko (blue archive), blue archive, commentary request, highres, 1girl, asymmetrical legwear, bass guitar, black choker, black hair, black horns, black nails, black necktie, black skirt, black thighhighs, breasts, cellphone, choker, closed mouth, demon horns, ear piercing, furrowed brow, hair between eyes, halo, holding, holding bass guitar, holding instrument, holding phone, horns, indoors, instrument, jewelry, lamp, legwear garter, looking at viewer, mirror selfie, multicolored hair, multiple rings, necktie, phone, piercing, ponytail, purple wings, red eyes, ring, selfie, shirt, single legwear garter, single wing, skirt, sleeveless, sleeveless shirt, small breasts, smartphone, smartphone case, solo, standing, thighhighs, two-tone hair, uneven legwear, upper body, white hair, white shirt, wings