I stumbled across this design in a few photos from the South Wales Aviation Museum. It appears to be an unfinished prototype for a plans-built ultralight but all I found was this one reference in a New Zealand model aircraft club newsletter.
https://www.flickr.com/search/?structured=yes&text=Sherry Buzzard G-MMNN
https://www.flickr.com/search/?structured=yes&text=Sherry Buzzard G-MMNN