A separate scheme using foreign currency bonds resulted in losses of ¥106.5 billion being hidden in Yamaichi's Australian subsidiary.

Tsugio Yukihira, chairman of the brokerage at the time of its collapse, acknowledged in front of a Japanese Diet hearing that the activities were illegal.

He said that only three people at the brokerage, namely himself former President Atsuo Miki and another individual, knew about the arrangements; he declined to name the 10 firms involved in the illegal trading.

Japan's Minister of Finance announced that steps would be taken to ensure the event would not further destabilize the frail Japanese banking system and economy as a whole.

On June 1, 2001, the company's last chairman, Tsugio Yukihira, settled a lawsuit filed in Tokyo District Court.