Summary
日経平均225銘柄をTreeMap視覚化．Map of the Marketの日本版．
Reference
Nikkei225 MarketMap/日経平均225銘柄のマップhttp://n225.jp/
Map of the Market
http://www.smartmoney.com/marketmap/
iv.xight.org
http://iv.xight.org/
via
読書記録ChangeLog - 2005-12-16 - Nikkei225 MarketMap/日経平均225銘柄のマップhttp://dkiroku.com/2005-12-16-20.html