The DEMO version only includes 4 pages:
http://snape.ee
http://snape.ee/faq/ja/index.html
http://snape.ee/loginid/ja/index.html
http://snape.ee/password/ja/index.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com to buy a fully functioning site.
Go back to the index page