http://www.amazon.co.jp/exec/obidos/ASIN/4797672706/hatena-bhot-22/ref=nosim

http://www.hokkaido-np.co.jp/news/topic/536175.html

http://www.47news.jp/CN/201404/CN2014042901001677.html

http://mainichi.jp/shimen/news/20140429ddm041040111000c.html

http://hamusoku.com/archives/8347815.html

http://mainichi.jp/select/news/20140428k0000e040188000c.html

http://www.newsweekjapan.jp/stories/world/2014/04/gps-1_1.php

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