safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl blush closed mouth hand up hibike! euphonium highres mokufuu monochrome nakagawa natsuki neckerchief parted bangs pleated skirt ponytail sailor collar school uniform serafuku short hair short sleeves simple background sitting skirt solo spot color white background2024-06-06T08:30:54Zsafebooru