The DEMO version only includes 4 pages:
http://foreignmusic-yougaku.com
http://foreignmusic-yougaku.com/e/cm_lt1-_blank-bc1-FFFFFF-IS1-1-bg1-FFFFFF-fc1-000000-lc1-3366CC-t-netfukusyuu02-22-o-9-p-8-l-as1-m-amazon-f-ifr-ref-tf_til-asins-B01A6JR5BQ_ext_iframe.html
http://foreignmusic-yougaku.com/e/cm_lt1-_blank-bc1-FFFFFF-IS2-1-bg1-FFFFFF-fc1-000000-lc1-3366CC-t-netfukusyuu02-22-o-9-p-8-l-as1-m-amazon-f-ifr-ref-tf_til-asins-B01JP00OI8_ext_iframe.html
http://foreignmusic-yougaku.com/p/blog-page_13.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