@ (artist), diagonal-striped neckwear, striped neckwear, copyright request, lowres, 1boy, 1girl, age difference, arms between legs, black hair, blue dress, blush, chair, clothed sex, computer keyboard, desk, dot nose, dress, dress shirt, erection, fellatio, full body, green eyes, hands between legs, head out of frame, hetero, indoors, loli, looking at another, looking up, necktie, oekaki, office chair, oral, pants, penis, penis out, saliva, saliva trail, shirt, shoes, short dress, short hair, short sleeves, sitting, solo focus, standing, swivel chair, teacher, teacher and student, two side up, uncensored, uwabaki