1boy 1girl a_certain_high_school_uniform backpack bad_id bad_pixiv_id bag banzai_nekomimi black_hair blue_hair closed_eyes couple heart height_difference hetero hug index_(toaru_majutsu_no_index) kamijou_touma long_hair plaid randoseru school_uniform skirt spiked_hair spoken_heart sweater_vest toaru_majutsu_no_index