1boy 2girls absurdres ass asymmetrical_docking barcode bare_arms black_eyes black_hair black_one-piece_swimsuit blue_shorts breast_press breasts bright_pupils brown_eyes brown_hair closed_mouth competition_swimsuit dot_nose feet_out_of_frame from_side haimura_kiyotaka hair_between_eyes hands_up highres kamijou_touma large_breasts long_hair looking_at_another looking_at_viewer male_swimwear medium_hair misaka_mikoto mismatched_eyebrows monochrome_background multicolored_clothes multicolored_swimsuit multiple_girls novel_illustration official_art one-piece_swimsuit one_eye_closed radio_antenna shokuhou_misaki short_hair shorts small_breasts smile sparkling_eyes spiked_hair spoilers sweatdrop swimsuit symbol-shaped_pupils teeth thighs toaru_majutsu_no_index toaru_majutsu_no_index:_new_testament tokiwadai_school_swimsuit tongue tongue_out topless_male translation_request upper_body very_long_hair yellow_background yellow_pupils