Wow! Check this out. It's from AirstreamCafe.jp, one of the leading websites for Japanese fans of the 'streams.
Apparently there's a new law in Tokyo disallowing smoking out on the street. This cigarette company decided to convert a 70's Ambassador into a smoking room on wheels, complete with huge air cleaner (to keep the thing from looking like the insides are on fire, presumably.)
Modified cost? 100 grand. Amazing. Still cheaper than paying for your customers' throat cancer surgery, I guess.