This excerpt taken from the TM 20-F filed Jun 26, 2006.
Article 16. (Notification of seal)
1. A shareholder shall file a notification of his/her seal to be used for the procedure provided for in Article 4, Paragraph 1 by means of a shareholder card; provided, however, that a notification of the seal of the legal representative shall be filed, if any, or of the representative if the shareholder is a judicial person or the seals of the shareholder and his/her standing proxy if the shareholder has one.
2. In case of a change of the notified seal, a notification thereof shall be filed in the prescribed form.
3. A foreigner accustomed to signing may substitute his/her signature for a seal.