| Japan-New Zealand Summit Meeting (October 29, 2009) |
| The Prime Minister Attends the Interpellation Session at the Plenary Session of the House of Representatives (October 28, 2009) |
| The Prime Minister Receives a Courtesy Call from Representatives of the Ship for Southeast Asian Youth Program (SSEAYP) (October 28, 2009) |
| The Prime Minister Receives a Courtesy Call from Medalists of the Artistic Gymnastics World Championships 2009 (October 27, 2009) |
| Headquarters on the Abduction Issue (October 27, 2009) |
| Policy Speech by Prime Minister Yukio Hatoyama at the 173rd Session of the Diet (26 October 2009) |
| Policy Speech by Prime Minister Yukio Hatoyama at the 173rd Session of the Diet (October 26, 2009) |
| Japan-Netherlands Summit Meeting (October 26, 2009) |
| Second Day of the Visit to Thailand / East Asia Summit (EAS), etc. (October 25, 2009) |
| First Day of the Visit to Thailand / Japan-ASEAN Summit Meeting, etc. (October 24, 2009) |
| Second Meeting of the Headquarters for Emergency Employment Measures (October 23, 2009) |
| First Meeting of the Government Revitalization Unit (October 22, 2009) |
| The Prime Minister Receives a Courtesy Call from Mr. Katsura Sanshi (October 21, 2009) |
| The Prime Minister Receives a Courtesy Call from US Secretary of Defense Robert M. Gates (October 21, 2009) |
| The Prime Minister Visits Factory of Nihon Rikagaku Industry (October 20, 2009) |
| The Prime Minister Receives a Courtesy Call from the Co-Chairs of the International Commission on Nuclear Non-Proliferation and Disarmament (ICNND) (October 16, 2009) |
| Ministerial Committee on the Review of the National Defense Program Guidelines (October 16, 2009) |
| First Meeting of the Headquarters for Emergency Employment Measures (October 16, 2009) |
| The Prime Minister Receives a Courtesy Call from Chairman Musashigawa of the Nihon Sumo Kyokai and Two Yokozuna Sumo Wrestlers (October 14, 2009) |
| Joint Press Conference by Prime Minister Yukio Hatoyama of Japan, Premier Wen Jiabao of the People's Republic of China and President Lee Myung-bak of the Republic of Korea following the Second Japan-China-ROK Trilateral Summit Meeting (10 October 2009) |
| Japan-China-ROK Trilateral Summit Meeting (October 10, 2009) |
| Joint Press Conference by Prime Minister Yukio Hatoyama of Japan and President Lee Myung-bak of the Republic of Korea (9 October 2009) |
| Visit to the Republic of Korea (ROK) (October 9, 2009) |
| Tax Commission (October 8, 2009) |
| The Prime Minister Receives a 3rd Round of Advice from the Decentralization Reform Committee (October 8, 2009) |
| Japan-Singapore Summit Meeting (October 6, 2009) |
| Statement by the Prime Minister on the Announcement of the Host City for the Games of the Thirty-First Olympiad in 2016 (3 October 2009) |
| The Prime Minister Attends the International Olympic Committee (IOC) Session (October 2, 2009) |
| Meeting of the Headquarters for Countermeasures against Novel Influenza A (H1N1) (October 1, 2009) |
| The Prime Minister Receives a Courtesy Call from Astronaut Koichi Wakata (October 1, 2009) |