- 2005.11.29 NDK's Head Office and Registered Office to Move
- 2005.09.29 Announcement on “a low phase noise synthesizer” development
- 2005.08.09 Notice Regarding the Determination of the Exercise Price of Stock Options
- 2005.07.29 Notice on Allotment of Stock Options (Stock Acquisition Rights)
- 2005.03.25 Announcement of Changes in Corporate Officers
- 2005.03.25 Announcement of Provisional Executive Personnel Changes