I was looking at kimono assecories and stumbled onto this. A sew in juban collar that features…CHRISTMAS TREES?!?!
A juban is basically a kimono worn under a kimono to protect the main kimono from your sweat and such. You see the under kimono collar, so it is common to have a pretty decorative collar on the juban.
Buy it here: http://en.item.rakuten.com/kimonoyasan/283-0372/