The film you are referring to, MAXD 04 - Sakura Sakurada - The Dog Game 1, is a Japanese adult video (AV) production from the "MAX-D" series. Feature Overview
The life cycle of a digital artifact
This file likely exists on ancient torrents, dead Usenet posts, or someone’s dusty DVD-R. Trying to verify its content becomes a detective story involving Japanese archives, fan wikis, and content ID systems. MAXD 04 - Sakura Sakurada - The Dog Game 1.avi
Released early in Sakurada's career (circa 2003–2004), this film is widely categorized under extreme fetish and non-consensual themes Wikipédia Extreme Fetish: The film you are referring to, MAXD 04
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Release Era: This specific title was released during the peak of Sakura Sakurada's career, roughly around 2008-2010.