Comments on Certain News Reports Concerning a Former Outside Director of the Company

May 11^th 2018

Notice on basic M&A agreement with Pontiac Coil Inc. and establishment of a new subsidiary

April 18^th 2018

Notice Regarding a Partial Correction of the Notice of the 63rd Annual General Meeting of Shareholders

March 9^th 2018

Notice of the 63rd Annual General Meeting of Shareholders

March 2^nd 2018