Rule 34 Dev - 10s 1boy 1girl bad_id bad_pixiv_id black_socks book bow brown_hair chiri_(ch!) closed_eyes crystal guilty_crown hair_bow kneehighs letterboxed menjou_hare necktie open_mouth ouma_shuu pleated_skirt reaching ribbon rotational_symmetry school_uniform short_hair short_twintails skirt smile socks spoilers twintails upside-down|3164378256