hone kawa, rio (blue archive), blue archive, highres, revision, variant set, 1girl, armpits, arms behind head, arms up, averting eyes, black hair, black halo, blunt bangs, blush, breasts, cleavage, closed mouth, completely nude, cowboy shot, female pubic hair, gluteal fold, groin, hair ornament, hairclip, halo, huge breasts, lactation, long hair, looking to the side, millennium science school logo, navel, nipples, nude, presenting armpit, pubic hair, red eyes, simple background, solo, speech bubble, spoken blush, stomach, very long hair, white background