Japan's central bank governor, Toshihiko Fukui, has been heavily criticised for investing in high-risk funds run by Mr Murakami.

BBC: NEWS | Business | Top Japanese fund manager charged

The second reason is that in March the government appointed Toshihiko Fukui, a former deputy governor of the BOJ, as its governor.

ECONOMIST: Buttonwood

An early investor in the firm, and a crucial provider of introductions, was Toshihiko Fukui, before he became governor of the Bank of Japan.

ECONOMIST: Suddenly, shareholders are beginning to matter

J's governor, Toshihiko Fukui, is itching to raise them.

ECONOMIST: Japan's economy and markets: So unfair | The