TOKYO -- As the probe of bid-fixing on Japan's next-generation bullet train widens, prosecutors are set to raid the offices of Obayashi and thee other major contractors for alleged antitrust violations, sources said Sunday.
Obayashi had already been subject to raids by Tokyo prosecutors on suspicion of meddling in project-linked bidding but will now face additional allegations of collusion. The searches will also target Taisei, Shimizu and Kajima.
