Rule 34 Dev - 1girl :d arm_up bikini blue_bikini blue_sky braid breasts brown_eyes brown_hair commentary_request eyewear_on_head female_focus highres idolmaster idolmaster_cinderella_girls medium_breasts mizuki_seira onao open_mouth outdoors short_hair side_braid sky smile solo sunglasses swimsuit upper_body|10627578351