5girls belt blush cellphone cellphone_strap earrings embarrassed enjin facepalm fujimoto_rina greyscale hisakawa_chin hood hoodie idolmaster idolmaster_cinderella_girls jewelry kimura_natsuki long_hair matsunaga_ryou measuring monochrome mukai_takumi multiple_girls open_mouth p-head_producer pants phone pointing ponytail short_hair shorts sigh steam sweat sweatdrop taking_picture tape_measure tears trembling wavy_mouth yamato_aki