CommentStreams:22decc3a444f9cbcdde84afb41f682e7
From The Lost Media Wiki
Technically it is found, but often found media entails that it's available to the average person, either through home-media release or VOD. This film is only available to view by physically going to the Tokyo Metropolitan Library, and one can only understand it by actually being able to speak Japanese. It may technically be available, but it's not readily accessible to the masses...