3girls, animal_ears, arms_up, blue_sky, cat_ears, cat_tail, center_frills, dress, elbow_gloves, fingerless_gloves, frilled_dress, frills, gloves, headband, idolmaster, idolmaster_shiny_colors, izumi_mei, kemonomimi_mode, looking_at_viewer, mayuzumi_fuyuko, multiple_girls, outdoors, people, running, running_track, see-through, see-through_sleeves, serizawa_asahi, sky, spoken_expression, straylight_(idolmaster), stretching, sun, tail, tanupon, white_headband