Our detectives are back with the following intel on this WordPress site
The site is using the 賢威7.0 ビューティ版 theme by 株式会社ウェブライダー .
We could identify 3 plugins (there might be more) - All in One SEO , Contact Form 7 and XML Sitemaps
The original WordPress SEO plugin. Improve your WordPress SEO rankings with our comprehensive All in One SEO plugin and toolkit.
This plugin will improve SEO by helping search enginess better index your site using sitemaps.