2006-12-27 NEC Material Weakness Submission of NEC's Semiannual Report for Fiscal Year Ending March 31, 2007, and Corrections to Financial Results for First Half and Full Fiscal Year Ended March 31, 2006 and for First Half of Fiscal Year Ending March 31, 2007 | NECJapanese GAAPの採用?の仕方を間違えていたとのこと。