nagamma, kayoko (blue archive), kayoko (dress) (blue archive), blue archive, 1girl, adjusting hair, black dress, black hair, blurry, blurry background, blush, breasts, closed mouth, collarbone, dress, female focus, from above, gradient hair, grey hair, grey halo, halo, hand up, indoors, jewelry, long sleeves, looking at viewer, looking up, multicolored hair, necklace, open clothes, open sweater, red eyes, serious, single bare shoulder, small breasts, solo, sweater, two-tone dress, upper body, white hair, white sweater