The stock has closed down by its daily limit each day this week after being untraded during the day - a forced close in accordance with Tokyo Stock Exchange rules. It has lost about 75 percent of its value since Friday.

Takata, facing billions in liabilities stemming from its defective air bag inflators, is preparing to file for bankruptcy as it works toward a deal for financial backing from U.S. auto parts maker Key Safety Systems Inc, sources have told Reuters.

(Reporting by Thomas Wilson; Editing by Edwina Gibbs)

Stocks treated in this article : Takata Corporation, Ningbo Joyson Electronic Corp