1boy 1girl absurdres black_vest blazer blonde_hair blue_eyes blue_jacket bow bowtie brother_and_sister clenched_teeth collared_shirt commentary_request dress_shirt earrings esora-arts facial_mark hair_between_eyes hand_on_own_face hand_up heart heart_facial_mark highres hoshino_aquamarine hoshino_ruby jacket jewelry light_particles long_hair long_sleeves looking_at_viewer mismatched_pupils necktie one_side_up oshi_no_ko partial_commentary pink_bow pink_bowtie pink_eyes red_necktie school_uniform shade shadow shirt short_hair siblings sidelocks signature simple_background smile star-shaped_pupils star_(symbol) star_facial_mark symbol-shaped_pupils teeth twins upper_body v vest white_background white_shirt youtou_high_school_uniform