Lost Decade (Japan) Decade. However, several Japanese policymakers have attempted reforms to address the malaise in the Japanese economy. After Shinzo Abe was elected as Japanese prime minister in December 2012, Abe introduced a reform program known as Abenomics which sought to address many of the issues raised by Japan's Lost Decade. His "three arrows" of reform intend to address Japan's chronically low inflation, decreasing worker productivity relative to other developed nations, and demographic issues raised by an aging population. Investor response to the announced reform was strong, and the Nikkei 225 rallied to 20,000 in May 2015 from a low of around
National debt of Japan Noda of the Democratic Party of Japan (DPJ) - passed a bill in June 2012 to double the national consumption tax to 10%. This increased the tax to 8% in April 2014. The originally scheduled 10% tax increase to be implemented in October 2015 has been delayed until at least October 2019. The goal of this increase was to halt the growth of the public debt by 2015, although reducing the debt would require further measures. The DPJ subsequently lost control of the Diet in late 2012, and Noda's successor Shinzo Abe, of the Liberal Democratic Party, implemented the "Abenomics"