Rule 34 Dev - 1girl adjusting_hair armpits arms_behind_head arms_up black_hair breasts cleavage ebihara_naho green_eyes gym_shorts hip_vent idolmaster idolmaster_cinderella_girls large_breasts medium_breasts medium_hair midriff_peek navel noe_aoikaba open_mouth plump ponytail seiza shorts sitting smile solo tank_top|24722289774