They do, however, have magnets that are usually placed on the trunk or
hood that indicate whether the driver has been driving for less than
one year (wakaba mark), which is green and yellow, if the driver is a
senior citizen (momiji mark), which is orange and yellow, and if the
driver is disabled (yotsuba mark), which is blue and white.

John Smith wrote:
> I've not owned a car in Japan, but I was trying to recall the system
> whereby something stuck to your windscreen indicated how long it was
> since you'd had a crash.  So if you'd gone 5 years without a crash,
> you'd have a certain colour of sticker or whatever.
>
> Is my memory misleading me?  Am I totally posting out of my
sphincter? 
> Help me fill in the blanks.