ryo (ryo skrdi), chihiro (blue archive), blue archive, absurdres, commentary request, highres, 1girl, alternate costume, aqua-framed eyewear, aqua eyes, arm up, armpits, bare shoulders, bikini, black bikini, black hair, blue background, blue halo, bodysuit, breasts, cleavage, closed mouth, collarbone, cropped legs, diving suit, dog tags, glasses, glint, hair between eyes, hair ornament, halo, large breasts, looking at viewer, navel, open wetsuit, ponytail, rabbit hair ornament, semi-rimless eyewear, short hair, short ponytail, sidelocks, simple background, solo, standing, stomach, swimsuit, under-rim eyewear, wet, wetsuit