2boys, arms_behind_back, bdsm, blush, bondage, bound, collar, crossdressing, earrings, flat_color, hand_on_hip, high_ponytail, jewelry, kneehighs, leaning_forward, leash, long_hair, male_focus, mole, mole_under_eye, mole_under_mouth, multiple_boys, nail_polish, no_shoes, otoko_no_ko, ponytail, school_uniform, serafuku, shibari, short_hair, sitting, skirt, socks, standing, sweater, yaoi