If you prefer to support the official release, the Sailor Moon S movie is included in various home video collections or can be found on:
1080p (Full HD), sourced from a Blu-ray Disc (BD). [Ginga-subs]_Sailor_Moon_S_Movie_[BD][1080p][F7...
Use VLC Media Player or MPC-HC with the K-Lite Codec Pack . These ensure that the stylized subtitles (ASS/SSA format) used by fansubbers like Ginga-subs render correctly. If you prefer to support the official release,
Ginga-subs is known for providing "softsubs" (removable subtitles) that often use high-quality fonts and typesetting, aiming to preserve the original Japanese feel. Playback & Viewing Guide [Ginga-subs]_Sailor_Moon_S_Movie_[BD][1080p][F7...
Released in 1994, the Sailor Moon S movie is based on a side-story manga titled "The Lover of Princess Kaguya." It features the return of the Outer Guardians (Uranus, Neptune, and Pluto) and centers on a winter-themed threat from the Snow Princess Kaguya, while focusing heavily on the character development of Luna. Technical Details
Sometimes available for digital purchase or via the Sailor Moon Crystal page.