Another possibility is the short documentary (2001), which Wong Kar-wai released that year using archival footage.
In the Mood for Love 2001 is a 30-minute short film by Wong Kar-wai
The short film focuses on the same motifs Wong is famous for: lingering glances, elegant qipaos, curls of cigarette smoke, and the heavy silence between two people. The Theme of Preservation
Assuming you are looking for an analysis of the (the most common "short film" attachment to the title), here is an interesting piece analyzing its significance.
Watch the trailer for the 25th-anniversary re-release, which includes the rare 2001 short film: In the Mood for Love 2001 | Trailer | Opens June 27 Film at Lincoln Center YouTube• Jun 26, 2025
A beautiful, forgotten detour between the original film and 2046 . Watch it for the vibes alone.