panda 90321, mika (blue archive), mika (swimsuit) (blue archive), blue archive, highres, 1girl, angel wings, arm up, armpits, beach, bikini, breasts, feathered wings, frilled bikini, frills, halo, large breasts, long hair, looking at viewer, looking back, low wings, night, night sky, official alternate costume, official alternate hairstyle, open mouth, pink hair, pink halo, sky, solo, swimsuit, very long hair, water, wet, white wings, wings, yellow eyes