The ultra-loose monetary policy introduced in April has already helped weaken the Yen around 20% against the greenback, bolstering exporters' profits. Furthermore, strong sentiment among producers, which hit the highest since global credit crisis in 2007, suggesting manufacturing sector will continue boosting economic growth. At the same time, the analysts believe it would be harder for the BOJ to keep increasing the monetary base at the current pace, as the financial institutions, from which the BOJ buys debt, may become less inclined to give up their government bonds in return for BOJ's deposits that yield just 0.1%.