Commonly available in HD (720p/1080p) , though 4K versions are sometimes released for digital download via official Japanese storefronts.
It was officially released in late 2022 (specifically around October or November depending on the digital vs. physical platform). SSIS-545.mp4
The film stars Mei Satsuki (also known as Satsuki Mei), a popular performer known for her roles in "Exclusive" series videos. Commonly available in HD (720p/1080p) , though 4K
Directed by Kyousei , a frequent collaborator with S-One. Plot and Theme Commonly available in HD (720p/1080p)
The .mp4 extension in your subject line refers to the standard digital video container used for streaming and local playback.