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.
The official North American distributor often hosts episodes and movies on their site. [Ginga-subs]_Sailor_Moon_S_Movie_[BD][1080p][F7...
Sometimes available for digital purchase or via the Sailor Moon Crystal page. Use VLC Media Player or MPC-HC with the K-Lite Codec Pack
1080p (Full HD), sourced from a Blu-ray Disc (BD). [Ginga-subs]_Sailor_Moon_S_Movie_[BD][1080p][F7...
To get the most out of this specific high-quality file, use a versatile media player that can handle advanced subtitle styling: