The DEMO version only includes 4 pages:
http://anntena-plus.com
http://anntena-plus.com/category_link_category-6-count-100-title-アニ漫.html
http://anntena-plus.com/category_link_category-7-count-100-title-ウマ娘.html
http://anntena-plus.com/category_link_category-4-count-100-title-NEWS.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