1girl, brown_eyes, collarbone, hair_ornament, hairclip, hands_up, idolmaster, idolmaster_cinderella_girls, koshimizu_sachiko, light_blush, midriff, navel, pink_hair, pink_shorts, pink_sports_bra, purple_hair, sakaki_imasato, short_hair, short_shorts, shorts, solo, sports_bra, standing, sweat, white_background