1girl, bad_pixiv_id, black_choker, black_necktie, blonde_hair, blush, chair, choker, classroom, collarbone, cynical_(llcbluckg_c004), desk, finger_to_mouth, grin, index_finger_raised, indoors, jewelry, kitagawa_marin, long_hair, looking_at_viewer, loose_necktie, necktie, pink_nails, red_eyes, ring, school_chair, school_desk, shirt, smile, solo, sono_bisque_doll_wa_koi_wo_suru, teeth, twitter_username, white_shirt