1. This Agreement shall remain in force for an indefinite period. Either Party may give to the other Party, through diplomatic channels, written notice of termination of this Agreement. In that event, this Agreement shall remain in force until the last day of the twelfth month following the month in which the termination was notified.
2. In the event that this Agreement is terminated in accordance with the provisions of paragraph 1, negotiations shall take place between the competent authorities of the two Parties for the settlement of any questions concerning contribution liability outstanding by virtue of the provisions of this Agreement.
In witness whereof the undersigned, duly authorised by their respective Governments, have signed this Agreement.
Done in duplicate at Tokyo, this twenty-ninth day of February, 2000 in the English and Japanese languages, both texts being equally authoritative.
| For the Government of the United Kingdom of Great Britain and Northern Ireland: | For the Government of Japan: |
| Stephen Gomersall | Yohei Kono |