The DEMO version only includes 4 pages:
http://defensapersonalgoshinryu.es
http://defensapersonalgoshinryu.es/el-estilo.html
http://defensapersonalgoshinryu.es/cinturones-y-tiempo-permanencia.html
http://defensapersonalgoshinryu.es/titulos-de-maestria.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/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page