Nuclear Disarmament and Non-Proliferation
The Comprehensive Nuclear-Test-Ban Treaty (CTBT)
September 26, 2025
What's New
- The 14th Conference on Facilitating the Entry into Force of the Comprehensive Nuclear-Test-Ban Treaty (CTBT) (September 26, 2025)
- Working dinner between State Minister for Foreign Affairs MIYAJI and Dr. Robert Floyd, Executive Secretary of the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) (August 4, 2025)
- Courtesy Call on Foreign Minister IWAYA by Dr. Robert Floyd, Executive Secretary of the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) (August 4, 2025)
- Visit to Japan by Dr. Floyd, Executive Secretary of the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) (August 1, 2025)
- Eleventh Ministerial Meeting of the Friends of the Comprehensive Nuclear-Test-Ban Treaty (CTBT) (September 25, 2024)
- Election of Ambassador KAIFU Atsushi, Permanent Representative of Japan to the International Organizations in Vienna, as the next Chair of the Preparatory Commission for the CTBTO (Statement by Foreign Press Secretary KOBAYASHI Maki) (December 5, 2023)
- Russia’s decision to revoke its ratification of the CTBT (Statement by Foreign Minister KAMIKAWA Yoko) (November 3, 2023)
- The 13th Conference on Facilitating the Entry-into-Force of the Comprehensive Nuclear-Test-Ban Treaty (CTBT) (September 22, 2023)
- Prime Minister Kishida attends the High-Level Meeting of the Friends of the Comprehensive Nuclear Test Ban Treaty (CTBT) (September 21, 2022)
- Election of Dr. Robert Floyd, as the next Executive Secretary of the Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization (Statement by Press Secretary YOSHIDA Tomoyuki) (May 20, 2021)
Statements and Speeches
- Election of Ambassador KAIFU Atsushi, Permanent Representative of Japan to the International Organizations in Vienna, as the next Chair of the Preparatory Commission for the CTBTO (Statement by Foreign Press Secretary KOBAYASHI Maki) (December 5, 2023)
- Russia’s decision to revoke its ratification of the CTBT (Statement by Foreign Minister KAMIKAWA Yoko) (November 3, 2023)