rena-hime no seiken densetsu, mattari yufi, obui, nagayori, rokko, 4:3 aspect ratio, censored, game cg, mosaic censoring, 1girl, areolae, blue eyes, blush, breasts, earrings, girl on top, huge breasts, jewelry, legs, long hair, lying, nipples, nude, open mouth, penis, pink hair, pubic hair, semen, semen on breasts, sex, simple background, sitting, sitting on person, solo focus, sweat, thighs, vaginal, white background