http://www.huffingtonpost.jp/2014/01/20/shinjuku_n_4630093.html

http://www.huffingtonpost.jp/2014/01/20/visualization_n_4630728.html?utm_hp_ref=japan

http://www.asahicom.jp/articles/images/AS20140120003579_comm.jpg http://matimura.cocolog-nifty.com/matimulog/2014/01/net-8d95.html#more

http://headlines.yahoo.co.jp/hl?a=20140121-00000001-cbn-soci

http://headlines.yahoo.co.jp/hl?a=20140121-00000023-kana-l14