Japan - a nation of Neros and as false as Majorica pearls
http://www.japantimes.co.jp/news/2016/06/20/business/financial-markets/mr-yen-sees-surge-to-%C2%A5100-that-may-increase-odds-of-intervention/#.WJGEHRt96Uk
http://www.nytimes.com/1999/01/13/business/the-japanese-intervene-to-drive-down-a-surging-yen.html
http://www.frbsf.org/economic-research/publications/economic-letter/2003/december/japanese-foreign-exchange-intervention/