Bain Capital, LP has joined Key Safety Systems, Inc. (KSS) in bid to rescue Takata Corporation (TSE:7312), sources reported. A financial source briefed on the matter told Reuters Bain was bidding with KSS, adding that potential bidders for Takata have favored a court-led turnaround of its Japanese operations, which could lessen their exposure to Takata's existing liabilities. Takata is also considering a bankruptcy filing for its U.S. unit, sources told Reuters.Daicel Corporation (TSE:4202) has also joined the KSS consortium, the Nikkei said, adding that the two bidding parties plan to present their proposals as early as this week .Takata said it had nothing to disclose following the report, and a spokeswoman for Bain declined to comment on whether it remained in the running to sponsor Takata. The financial source did not say whether Daicel will join the KSS consortium. Daicel declined to comment.