This is the unique catalog identifier. In the context of Japanese digital cinema production, the "SSIS" prefix typically denotes a specific studio label known for high-budget productions, A-list talent, and superior post-processing. The number "924" marks the specific volume in that series. Titles under this banner often feature cinematic lighting, multiple camera angles, and lossless audio tracks.
: Official 4K versions typically have much higher bitrates, reducing motion blur and compression artifacts. ssis924 4k top