Real easte references in Japan

Look up for actual transaction real easte price:
http://www.land.mlit.go.jp/webland/servlet/MainServlet

Glossary
http://www.nomu.com/glossary/law/

Some interesting terms:

おとり広告
is some kind of ads for "luring" customers, with unfeasible ads to trade, or settled false deal. This action is forbid by law.

http://www.nomu.com/glossary/law/417.html