Rule 34 Dev - 1girl black_hair blue_eyes blue_shirt blush brown_hairband close-up collarbone hair_between_eyes hairband highres idolmaster idolmaster_cinderella_girls idolmaster_cinderella_girls_starlight_stage kazenoko long_hair looking_at_viewer parted_lips sagisawa_fumika shirt simple_background solo white_background|23753844270