rena-hime no seiken densetsu, mattari yufi, obui, nagayori, rokko, 4:3 aspect ratio, censored, game cg, mosaic censoring, 1girl, areolae, ass, blush, breasts, breast sucking, brown hair, clenched teeth, curvaceous, garter belt, garter straps, green eyes, hetero, huge breasts, legs, long hair, looking down, lying, navel, nipples, nude, penis, pubic hair, sex, shota, simple background, spread legs, straight shota, sweat, thick thighs, thighhighs, thighs, vagina, vaginal, white background