akatsuki kanten, kisoe mitsuki, kyoukai hishou celestite, original, 1girl, abs, armpits, bdsm, black hair, blue eyes, blue one-piece swimsuit, blue thighhighs, blush, bondage, bound, breasts, cameltoe, chain, competition swimsuit, covered erect nipples, covered navel, cuffs, elbow gloves, gloves, headgear, long hair, looking at viewer, lying, magical girl, medium breasts, on back, one-piece swimsuit, open mouth, restrained, solo, spreader bar, swimsuit, thighhighs