safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl arms behind head black hair blue eyes blue swimsuit breasts cleavage competition swimsuit cowboy shot gradient gradient background hairband highres idolmaster idolmaster cinderella girls large breasts long hair looking at viewer mouth hold one-piece swimsuit ponytail rubber band sagisawa fumika sankakusui solo standing swimsuit white background2024-05-08T08:37:00Zsafebooru