: Likely refers to her age at the time of filming or the volume number in a series.
: This might be a code, identifier, or version number related to the video. miyuu sasaki 13 pure smile 60fps tsdv 41431 mkvl patched
Miyuu Sasaki (佐々木みゆう), a well-known figure in the gravure industry with numerous releases including the Miyu's Extracurricular Class Saint Girls Collection Production: Pure Smile series is typically published by (竹書房). DVD/Release Identification: TSDV-41431 is the specific product identifier for this release. Technical Specifications (60FPS Patch) The specific version you mentioned ( 60fps tsdv 41431 mkvl patched : Likely refers to her age at the