narumi nanami, mika (blue archive), mika (swimsuit) (blue archive), blue archive, highres, 1girl, angel wings, arm up, armpits, bare arms, bare shoulders, bikini, blush, breasts, cleavage, collarbone, feathered wings, frilled bikini, frills, halo, long hair, looking up, low wings, navel, official alternate costume, official alternate hairstyle, open mouth, pink eyes, pink hair, pink halo, sandals, smile, solo, stomach, swimsuit, very long hair, white bikini, white sandals, white wings, wings