: This type of media is part of a specific Japanese idol subculture. If you are looking for official releases, they are typically found through Japanese retailers or specialized media exporters.
Since this is an older release, it is primarily found on Japanese second-hand or specialty hobby sites: miyuu sasaki 13 pure smile 60fps tsdv 41431 mkvl free
The "pure smile" isn't just a fleeting expression for Sasaki; it's a bridge that connects her with her audience. Fans are drawn to her genuine and heartfelt performances, which often feature this memorable smile. : This type of media is part of