TAIPEI -- Taiwan Semiconductor Manufacturing Co. on Thursday said it is considering building a second plant in Japan and is evaluating the possibility of a first in Europe as the world's largest contract chipmaker responds to customers' demands for a more geographically diverse supply chain."In Europe, we are engaging with customers and partners to evaluate the possibility of building a specialty fab focusing on automotive-specific technologies, based on the demand from customers and the level of government support," TSMC CEO C.C.Wei said in an earnings call on Thursday, confirming an earlier Nikkei Asia report."