For those who're interested (and I hope there are a few), the third film in the upcoming Naruse box set by BFI is Late Chrysanthemums ("available" in the U.S. on VHS). As mentioned earlier, the other two are Floating Clouds and When a Woman Ascends the Stairs. 

Extras
Spread over the 3 discs:

*Freda Freiberg, Japanese cinema expert: audio commentaries; video interview with Adrian Martin; essay
*Paul Willeman: video and written essays
*Barnard Eisenschitz: video interview with director Teruo Ishii, Naruse's assistant
*Adrian Martin: new essay
*Theatrical trailer for When a Woman Ascends the Stairs
*Fully illustrated booklet with essays.