safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl black hair calculator closed mouth collared shirt hat highres kasuya baian math necktie paper pen puffy short sleeves puffy sleeves red eyes red headwear red necktie shameimaru aya shirt short hair short sleeves simple background solo speech bubble tareme tokin hat touhou white background white shirt2024-06-02T16:56:43Zsafebooru