He recently nominated Haruhiko Kuroda, who is president of the Asian Development Bank, to become Japan's next central bank governor.

BBC: Japan growth figures lift recovery hopes

Mitsubishi is also said to be seeking an injection of tens of billions of yen from the Japan Development Bank, the Asahi Shimbun newspaper reported on Friday.

BBC: Chief executive Rolf Eckrodt is taking charge of sales

In a sign of just such a development, shares in Fuji Bank by no means the worst-off of Japan's banking giants did not trade for two days this week, so concerned has the market become about its health.

ECONOMIST: And it finally came to tears

Japanese Prime Minister Shinzo Abe plans to nominate Haruhiko Kuroda, the current chief of the Asian Development Bank and seen as a proponent of easier monetary policies, as the next governor of the Bank of Japan.

WSJ: Stocks Falter

But, according to the Asian Development Bank, 60% of Asia's exports (not including Japan's) still go to America, the European Union and Japan.

ECONOMIST: Asia and the crisis

"We want to achieve the 2 percent target set by the government and Bank of Japan at the earliest possible date, " Haruhiko Kuroda, currently president of the Asian Development Bank, told lawmakers Monday.

NPR: BOJ Gov Candidate Says Inflation Target Top Goal