1girl, 2boys, bad_pixiv_id, bobby_socks, chibi, crossed_arms, drill_hair, english_text, feet, foot_focus, foot_on_another's_face, formal, greyscale, idolmaster, idolmaster_cinderella_girls, lying, medium_hair, monochrome, morikubo_nono, multiple_boys, no, on_back, p-head_producer, producer_(idolmaster), shoes, sitting, socks, suit, sweatdrop, uccow, unworn_shoes