nishikawa (pixiv13169679), mika (blue archive), blue archive, 1girl, angel wings, blue bow, blue sky, bow, breasts, buttons, capelet, double-breasted, dress, feathered wings, frilled dress, frills, hair bun, halo, light blush, looking at viewer, low wings, medium breasts, open mouth, pink hair, pink halo, purple eyes, single hair bun, single side bun, sky, smile, solo, white capelet, white dress, white overskirt, white wings, wing ornament, wings