Rule 34 Dev - 10s 3girls blush brown_eyes brown_hair girl_sandwich green_eyes hiiragi_hazime houjou_karen hug hug_from_behind idolmaster idolmaster_cinderella_girls kamiya_nao long_hair looking_at_viewer multiple_girls necktie open_mouth red_eyes sandwiched school_uniform shibuya_rin smile triad_primus|8504909010