To understand the keyword, we have to look at how media is indexed online. In the world of high-traffic entertainment sites, "Kuzu" likely refers to a specific Japanese media tag or a creator alias. The suffix is classic technical shorthand used by developers and content uploaders to denote a "Version 0" or an initial release of a file.
The term "Kuzu-v0" is less straightforward. In digital media naming conventions, such strings often refer to: Video Title- Kuzu-v0 -80- - EPORNER