mekakushi (artist), kankin shoujo ryoujoku nikki, no underwear, lowres, 1girl, anal, anal object insertion, anus, bdsm, blindfold, blush, bondage, bound, bound legs, bound wrists, brown hair, cleft of venus, clenched teeth, couch, cuffs, enema, enema syringe, hair ornament, hair ribbon, indoors, leg cuffs, legs up, loli, lying, nipples, no panties, object insertion, on back, open clothes, pussy, ribbon, shoes, skirt, socks, spread legs, teeth, torment, twintails, uncensored, wrist cuffs, wrists to legs