Sivr-171-d.mp4

: Often indicates a specific version, a "Digital" release, or a specific part of a multi-segment scene.

: The chronological release number in that specific series. SIVR-171-D.mp4

Content under this specific code usually features popular JAV idols and follows the industry-standard "VR-only" format, which emphasizes eye contact and proximity. These files are sold through official Japanese digital retailers like DMM (Fanza) and are often subject to regional copyright and distribution laws. : Often indicates a specific version, a "Digital"