Nagasaki Trade Coins

These are some nice Nagasaki trade coins made in the 17th century. All are seeds.

Informative Site on Japanese Cash Coins

There is a very interesting site on Japanese cash coins. You can post photos and comments as well. The moderator is a very knowledgeable gentleman. Since the page is huge, it takes some time to load. Try it!
Here is the link: http://www.zeno.ru/showgallery.php?cat=746