<https://visa.jics.pro/#organization>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://visa.jics.pro/working-visa/%E3%80%90%E3%81%8A%E5%AE%A2%E6%A7%98%E3%81%AE%E5%A3%B0%EF%BC%92%E3%80%91%E3%83%99%E3%83%88%E3%83%8A%E3%83%A0%E4%BA%BA%E9%80%9A%E8%A8%B3%E3%83%BB%E7%BF%BB%E8%A8%B3%E8%80%85%E3%82%92%E9%9B%87%E7%94%A8/>