http://igloz2tehdtvveorl4okgxn2ap2ye2p767onkpjnpjuvhxz2mxiaxsqd.onion/librejp/thread/11000.html
The yen/dollar index was pushed up, hurting Japanese exports. Monetary policy was "loosened", huge amounts of cheap credit was injected into the economy, and government spending was cut.
The Plaza accords were not "再調整". They were an instrument used by Washington to basically dismantle Japan's state-driven capitalism, replacing it with neoliberalism.