The piece you are referring to, titled , is an adult video (AV) entry under the product code MIAA-476 .
: A Japanese term for a male masturbation sleeve. In the context of this title, it refers to a "living onaho" trope, where the performer is treated as a passive or compliant object for sexual release. The piece you are referring to, titled ,
The title describes a scenario common in Japanese adult media: The piece you are referring to