Fureahtml-220.rar

Indicates the file contains standard web page source code (HTML, CSS, JS) rather than a CMS theme like WordPress.

Likely the name of the template series or the developer. In Japanese, "Furea" often translates to "Flare" or "Friendly/Touch" ( fureai ). fureahtml-220.rar

This is generally a version number (v2.20) or a template ID (the 220th design in a series). Indicates the file contains standard web page source