norizou type-r, original, 1girl, black hair, blush, board eraser, brown eyes, chalkboard, classroom, cleft of venus, demonstration, desk, female focus, flat chest, groin, hair ornament, hairclip, indoors, kneeling, licking, loli, long hair, naughty face, navel, nipples, nude, open mouth, podium, pussy, pussy juice, saliva, school, sex toy, shoes, sitting, socks, solo, tongue, tongue out, uncensored, uwabaki, vibrator, wariza