safebooruhttps://safebooru.org/index.php?page=atom&tags=1boy air bubble akuno hideo alternate costume arms behind head black background bubble closed eyes coattails cube fish idolmaster idolmaster side-m jacket kelp legs crossed male focus open clothes open jacket open mouth samenoha shark hood sharp teeth shirt simple background sleeping teeth underwater white shirt2024-06-13T06:18:16Zsafebooru