Business: New Ways to Park a Car

Record-breaking car sales are certainly no cause for celebration by the urban motorist of any country. When he must park, his choices remain—as ever—a scarce spot on the street (where the car may be towed away), a tight little space on a self-service lot (where he is likely to bang up his fenders trying to get in or out), or a garage (where a slam-bang attendant will take care of the fender smashing). At long last, a few entrepreneurs have begun approaching parking on the premise that it ought to be carried out with a certain amount of speed and efficiency.

Japan's...