safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl alternate costume arched back bare shoulders black hair blue eyes blush book breasts cleavage collarbone commentary request hairband head tilt highres holding holding book idolmaster idolmaster cinderella girls large breasts long hair looking at viewer muren k1ht navel parted lips sagisawa fumika sideboob simple background solo swimsuit white background2024-06-06T18:15:30Zsafebooru