Honolulu, Hawaii Building Import
From OpenStreetMap Wiki
It is proposed to import building footprint data from the City and County of Honolulu. An explanation of the data is available at http://files.hawaii.gov/dbedt/op/czm/ormp/ormp_implementation/2014_Coastal_Data_Exchange/7.Critical_Facilities_Data/BuildingFootprintsonOahu_Hayden.pdf
The shapefile that would be imported is available at ftp://gisftp.hicentral.com/layers/Structures_Facilities/Structure_Footprints.zip