catalogs:
http://miscolle.sakura.ne.jp/sculpter.html#Anchorabe - by creators (i do recommend)
http://miscolle.sakura.ne.jp/framelayout.html - by store/company
major 3 stores:
http://www.kotobukiya.co.jp/
http://www.kaiyodo.co.jp/hl.html
http://www.volks.co.jp/en/index.aspx
there are...