When the ministry of finance regulated banks in Japan
the watchdog turned a blind eye to foreign banks doing things domestic ones couldn't. Not that there was anything illegal in the lucrative business of creating structured deals for firms intent on disguising losses. The new regulator - the FSA - takes a different
view and has imposed an exemplary clampdown on Credit Suisse. There's apparently a limit on the number of times something legal can be done if it's deemed against the public interest. The bankers are bemused by the vagueness of it all and so is our reporter Steven Irvine.