gosong, miyako (blue archive), miyako (swimsuit) (blue archive), blue archive, absurdres, highres, 1girl, beach, blue halo, blue one-piece swimsuit, casual one-piece swimsuit, covered navel, frilled one-piece swimsuit, frills, grey hair, halo, horizon, long hair, ocean, off-shoulder one-piece swimsuit, off shoulder, official alternate costume, one-piece swimsuit, ponytail, purple eyes, solo, swimsuit, two-tone one-piece swimsuit