safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl bag blue bag boots clenched hand closed mouth elbow pads fingerless gloves gloves goggles goggles on headwear grey background greyscale helmet knee pads monochrome original otsu (outsunaruse) red neckwear school bag school uniform serafuku short hair simple background sketch skirt solo spot color standing uniform2024-05-02T12:02:10Zsafebooru