: This likely stands for Spanish Subtitles ("Español"), indicating that the original Japanese audio has been hardcoded or packaged with Spanish text translations. mp4 : The standard digital video file container. Content Details
: Approximately 120–150 minutes (standard for this label). Security and Safety Warning SSIS-172-MR-ES.mp4
: Yua Mikami (one of the most famous retired idols/performers in the industry). : This likely stands for Spanish Subtitles ("Español"),