1girl, arm_support, birthday, black_shirt, blue_archive, blue_buruma, blue_eyes, blue_hair, blue_shirt, buruma, dated, drone, eyes_visible_through_hair, feet_out_of_frame, gym_shirt, gym_shorts, gym_uniform, halo, head_rest, id_card, jacket, knees_together_feet_apart, knees_up, lanyard, light_blue_jacket, long_hair, long_sleeves, looking_at_viewer, name_tag, official_alternate_costume, open_clothes, open_jacket, parted_bangs, ponytail, shirt, short_sleeves, shorts, sidelocks, simple_background, sitting, smile, solo, star_tattoo, tattoo, thighs, track_jacket, yama_ymst, yuuka_(blue_archive), yuuka_(track)_(blue_archive)