For all the assurances by Nikkei executives last week that the Financial Times will retain editorial independence under their ownership, some staff at the London-based business daily are fretting about everything from journalistic standards to holiday allowance.

Most acquisitions cause workforce anxiety, but some of Japan Inc.¡¯s overseas buys have foundered on perceived differences in corporate culture and values.

Nomura¡¯s cut-price purchase of parts of failed Wall Street broker Lehman Brothers during the financial crisis caused tension and resentment, and hit the bottom-line. Gung-ho Lehman bankers champed at Japanese conservatism and bureaucracy, while Nomura veterans chafed at how much Lehman staff were paid.