Chinese President Hu Jintao (2nd L) and his wife Liu Yongqing (R) greet Japanese Prime Minister Yasuo Fukuda (2nd R) and his wife Kiyoko before a welcome banquet at the Great Hall of People in Beijing August 8, 2008. REUTERS/Guang Niu/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (C) and his wife Kiyoko (L) pose a photo with Chinese President Hu Jintao before a welcome banquet at the Great Hall of People in Beijing August 8, 2008. REUTERS/Guang Niu/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (2nd L) and his wife Kiyoko (L) pose a photo with Chinese President Hu Jintao (2nd R) and his wife Liu Yongqing before a welcome banquet at the Great Hall of People in Beijing August 8, 2008. REUTERS/Guang Niu/Pool (CHINA) 

Chinese President Hu Jintao (R) greets Japanese Prime Minister Yasuo Fukuda (C) and his wife Kiyoko before a welcome banquet at the Great Hall of People in Beijing August 8, 2008. REUTERS/Guang Niu/Pool (CHINA) 

Japanese Prime Minister's wife Kiyoko Fukuda (L) walks with U.S. first lady Laura Bush (C) and Russia's First Lady Svetlana Medvedeva during a visit to Makkari village, on Japan's northern island of Hokkaido July 8, 2008. REUTERS/Yuriko Nakao (JAPAN) 

Canada's Prime Minister's wife Laureen Harper (L), Japan's Prime Minister's wife Kiyoko Fukuda and U.S. First Lady Laura Bush take their positions before taking a photo at a flower garden in Makkari village, on Japan's northern island of Hokkaido July 8, 2008. REUTERS/Yuriko Nakao (JAPAN) 

European Commission President's wife Margarida Sousa Uva (L) and spouses of the G8 leaders pose for a photo at a flower garden during a visit to Makkari village, on Japan's northern island of Hokkaido July 8, 2008. From 2nd L: Canada's Prime Minister's wife Laureen Harper, Japan's Prime Minister's wife Kiyoko Fukuda, U.S. first lady Laura Bush, British Prime Minister's wife Sarah Brown and Russia's First Lady Svetlana Medvedeva. REUTERS/Yuriko Nakao (JAPAN) 

Russia's President Dmitry Medvedev and his wife Svetlana arrive to meet Japan's Prime Minister Yasuo Fukuda and his wife Kiyoko (not in picture) during the G8 Hokkaido Toyako Summit in Toyako on the Japan's northern island of Hokkaido July 7, 2008. Photo taken July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

U.S. President George W. Bush and his wife Laura wait to meet Japan's Prime Minister Yasuo Fukuda and wife Kiyoko (not in picture) during the G8 Hokkaido Toyako Summit in Toyako on the Japan's northern island of Hokkaido July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

U.S. President George W. Bush and his wife Laura arrive to meet Japan's Prime Minister Yasuo Fukuda and wife Kiyoko (not in picture) during the G8 Hokkaido Toyako Summit in Toyako on the Japan's northern island of Hokkaido July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

Canada's Prime Minister Stephen Harper (L), his wife Laureen (2nd L) and his Japanese counterpart Yasuo Fukuda (R) and his wife Kiyoko pose for a group photo during the G8 Hokkaido Toyako Summit in Toyako on Japan's northern island of Hokkaido July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

European Commission President Jose Manuel Barroso (L) and his wife Margarida Sousa Uva (2nd L) and Japan's Prime Minister Yasuo Fukuda and his wife Kiyoko pose for a group photo during the G8 Hokkaido Toyako Summit in Toyako, on Japan's northern island of Hokkaido July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

Russia's President Dmitry Medvedev (L), his wife Svetlana (2nd L), Japan's Prime Minister Yasuo Fukuda (R) and his wife Kiyoko pose for a group photo during the G8 Hokkaido Toyako Summit in Toyako on Japan's northern island of Hokkaido July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

U.S. President George Bush (L), his wife Laura (2nd L), Japan's Prime Minister Yasuo Fukuda (R) and his wife Kiyoko pose for a group photo during the G8 Hokkaido Toyako Summit in Toyako, on Japan's northern island of Hokkaido July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

Britain's Prime Minister Gordon Brown (L) and wife Sarah pose for a group photo with Japan's Prime Minister Yasuo Fukuda and wife Kiyoko during the G8 Hokkaido Toyako Summit in Toyako July 7, 2008. REUTERS/Bazuki Muhammad (JAPAN) 

U.S. President George W. Bush (2nd L) and first lady Laura Bush (L) pose for a photo with Prime Minister of Japan Yasuo Fukuda (2nd R) and his wife Kiyoko at a Tanabata ceremony at the G8 Hokkaido Toyako Summit in Toyako July 7, 2008. REUTERS/Jim Young (JAPAN) 

U.S. President George W. Bush (2nd L) and first lady Laura Bush (L) greet Prime Minister of Japan Yasuo Fukuda (2nd R) and his wife Kiyoko at a Tanabata ceremony at the G8 Summit in Toyako, Japan, July 7, 2008. REUTERS/Jim Young (JAPAN) 

Japan's Prime Minister Yasuo Fukuda and wife Kiyoko listen to the Honda's humanoid robot Asimo before visiting the exhibition pavilion at the media centre for Group of Eight Hokkaido Toyako Summit in Rusutsu town, on Japan's northern island of Hokkaido July 6, 2008. The three-day G8 meeting begins Monday. REUTERS/Bazuki Muhammad (JAPAN) 

Japan's Prime Minister Yasuo Fukuda and wife Kiyoko visit the exhibition pavilion at the media centre for Group of Eight Hokkaido Toyako Summit in Rusutsu town, on Japan's northern island of Hokkaido July 6, 2008. The three-day G8 meeting begins Monday. REUTERS/Bazuki Muhammad (JAPAN) 

Japan's Prime Minister Yasuo Fukuda and wife Kiyoko follow the Honda's humanoid robot Asimo before visiting the exhibition pavilion at the media centre for Group of Eight Hokkaido Toyako Summit in Rusutsu town, on Japan's northern island of Hokkaido July 6, 2008. The three-day G8 meeting begins Monday. REUTERS/Bazuki Muhammad (JAPAN) 

UN Secretary-General Ban Ki-moon (L) and Japanese Prime Minister Yasuo Fukuda walks to the welcoming ceremony as Ban's wife Yoo Soon-taek (2nd L) and Fukuda's wife Kiyoko follow them at the prime minister's official residence in Tokyo June 30, 2008. REUTERS/Yoshikazu Tsuno/Pool (JAPAN) 

Japan's Prime Minister Yasuo Fukuda (2nd L) arrives with his wife Kiyoko (R) in Rome's Fiumicino International airport June 2, 2008. Fukuda is in Italy to attend the U.N. Food and Agriculture summit on soaring food prices. REUTERS/Giampiero Sposito (ITALY) 

The wife of Britain's Prime Minister Gordon Brown, Sarah Brown (L), speaks to the wife of Japan's Prime Minister Yasuo Fukuda, Kiyoko Fukuda (C) accompanied by an interpreter, at 10 Downing Street during a visit by the Japanese Prime Minister and his wife, in London on June 2, 2008. REUTERS/Daniel Deme/Pool (BRITAIN) 

The wife of Britain's Prime Minister Gordon Brown, Sarah Brown (R), and the wife of Japan's Prime Minister Yasuo Fukuda, Kiyoko Fukuda, climb the staircase in 10 Downing Street, during a visit by the Japanese Prime Minister and his wife, in London on June 2, 2008. REUTERS/Daniel Deme/Pool (BRITAIN) 

Britain's Prime Minister Gordon Brown (R) walks up the staircase in 10 Downing Street with his Japanese counterpart Yasuo Fukuda (C), followed by their wives, Sarah (2nd L) and Kiyoko, London June 2, 2008. REUTERS/Daniel Deme/Pool (BRITAIN) 

Japan's Prime Minister Yasuo Fukuda arrives with his wife Kiyoko in Downing Street for talks with his counterpart Gordon Brown, London June 2, 2008. REUTERS/Toby Melville (BRITAIN) 

Britain's Prime Minister Gordon Brown (2nd R) poses with his Japanese counterpart Yasuo Fukuda (2nd L), and their wives, Sarah (L) and Kiyoko outside 10 Downing Street in London June 2, 2008. REUTERS/Toby Melville (BRITAIN) 

Britain's Prime Minister Gordon Brown (2nd R) poses with his Japanese counterpart Yasuo Fukuda (2nd L), and their wives, Sarah (L) and Kiyoko outside 10 Downing Street in London June 2, 2008. REUTERS/Toby Melville (BRITAIN) 

Japanese Prime Minister Yasuo Fukuda waves next to his wife Kiyoko Fukuda before boarding a plane for Germany at Haneda airport in Tokyo June 1, 2008. Fukuda will begin a European tour ahead of hosting the G-8 summit in Hokkaido in July. REUTERS/Kim Kyung-Hoon (JAPAN) 

Kim Yoon-ok (C), wife of South Korean President Lee Myung-bak, performs the Japanese tea ceremony under the guidance of tea Grand Master Zabosai Sen Soshitsu XVI (L), as Kiyoko Fukuda (R), wife of Japanese Prime Minister Yasuo Fukuda, applauds at the Tokyo headquarters of the Urasenke school of tea ceremony in Tokyo April 21, 2008.
REUTERS/Everett Kennedy Brown/Pool (JAPAN) 

Kim Yoon-ok (C), wife of South Korean President Lee Myung-bak, and Kiyoko Fukuda (R), wife of Japanese Prime Minister Yasuo Fukuda, participate in a tea ceremony demonstration presented by tea Grand Master Zabosai Sen Soshitsu XVI (L) at the Tokyo headquarters of the Urasenke school of tea ceremony in Tokyo April 21, 2008. REUTERS/Everett Kennedy Brown/Pool (JAPAN) 

South Korea's President Lee Myung-bak (2nd L) shakes hands with Japan's Prime Minister Yasuo Fukuda (2nd R), as Lee's wife Kim Yoon-ok (L) and Fukuda's wife Kiyoko Fukuda (R) look on, prior to their meeting at Fukuda's official residence in Tokyo April 21, 2008. REUTERS/Koji Sasahara/Pool (JAPAN) 

South Korea's President Lee Myung-bak (2nd L) shakes hands with Japan's Prime Minister Yasuo Fukuda (2nd R), as Lee's wife Kim Yoon-ok (L) and Fukuda's wife Kiyoko Fukuda (R) look on, prior to their meeting at Fukuda's official residence in Tokyo April 21, 2008. REUTERS/Koji Sasahara/Pool (JAPAN) 

South Korea's outgoing President Roh Moo-hyun (L), Roh's wife Kwon Yang-suk (2nd R), Japanese Prime Minister Yasuo Fukuda (C) and Fukuda's wife Kiyoko Fukuda (R) pay silent tribute to South Korean patriotic forefathers during the inauguration of new President Lee Myung-bak at parliament in Seoul February 25, 2008. REUTERS/Lee Jae-Won (SOUTH KOREA) 

Japanese Prime Minister Yasuo Fukuda (C) looks on as his wife Kiyoko (R) greets Mongolian President Nambariin Enkhbayar (2nd L) before the inauguration of South Korea's new President Lee Myung-bak at parliament in Seoul February 25, 2008. REUTERS/Lee Jae-Won (SOUTH KOREA) 

South Korea's outgoing President Roh Moo-hyun (L), Roh's wife Kwon Yang-suk (2nd R), Japanese Prime Minister Yasuo Fukuda (C) and Fukuda's wife Kiyoko Fukuda (R) attend the inauguration of new President Lee Myung-bak at parliament in Seoul February 25, 2008. REUTERS/Lee Jae-Won (SOUTH KOREA) 

South Korea's outgoing President Roh Moo-hyun (L), Roh's wife Kwon Yang-suk (2nd R), Japanese Prime Minister Yasuo Fukuda (C) and Fukuda's wife Kiyoko Fukuda (R) attend at the inauguration of new President Lee Myung-bak at parliament in Seoul February 25, 2008. REUTERS/Lee Jae-Won (SOUTH KOREA) 

Japan's Prime Minister Yasuo Fukuda (R), flanked by his wife Kiyoko (back), visits the former residence of Confucius in Qufu December 30, 2007. Fukuda concluded a feel-good visit to China on Sunday with a stop at the birthplace of Confucius, but the outlook for better relations could be dampened by his dwindling domestic clout. REUTERS/Toshikazu Sato/Pool (CHINA) 

Japan's Prime Minister Yasuo Fukuda (C), flanked by his wife Kiyoko (2nd R), visits the former residence of Confucius in Qufu December 30, 2007. Fukuda concluded a feel-good visit to China on Sunday with a stop at the birthplace of Confucius, but the outlook for better relations could be dampened by his dwindling domestic clout. REUTERS/Toshikazu Sato/Pool (CHINA) 

Japan's Prime Minister Yasuo Fukuda (front L), flanked by his wife Kiyoko, demonstrates his calligraphy skills during a visit to the former residence of Confucius in Qufu December 30, 2007. Fukuda concluded a feel-good visit to China on Sunday with a stop at the legendary birthplace of Confucius, but the outlook for better relations could be dampened by his dwindling domestic clout. REUTERS/Yukio Kawashima/Pool 

Japan's Prime Minister Yasuo Fukuda (C) and his wife Kiyoko (L) inspect an assemble line of Toyota Motors's plant in Tianjin, December 29, 2007. Fukuda played a friendly game of catch on his visit to China on Saturday, a symbol of warming ties between the North Asian rivals despite an intractable row over gas resources in disputed waters. REUTERS/Yoshikazu Tsuno/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (C) and his wife Kiyoko (3rd L) look at a diorama of a new construction area at an exhibition hall in Tianjin December 29, 2007. REUTERS/Shinichi Iizuka/Pool (CHINA) 

Japan's Prime Minister Yasuo Fukuda (rear C) and his wife Kiyoko are greeted by students during their visit to a elementary school in Beijing December 29, 2007. REUTERS/Minoru Nasu/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda and his wife Kiyoko visit an elementary school in Beijing December 29, 2007. REUTERS/Yukio Kawashima/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda's wife Kiyoko (C) poses with costume players after she receives her caricature from a student while she visits Japan-China animation comic book exhibition in Beijing December 28, 2007. REUTERS/Minoru Nasu/Pool (CHINA) 

Chinese Premier Wen Jiabao (L) explains the calligraphy on a scroll he presents to Japanese Prime Minister Yasuo Fukuda (C) and his wife Kiyoko after their luncheon meeting at the Great Hall of the People in Beijing December 28, 2007. Japan and China, keen to improve ties plagued by wartime history, prepared on Friday for top-level talks aimed at resolving disputes over energy, territory and military build-ups. REUTERS/Yukio Kawashima/Pool (CHINA) 

Chinese Premier Wen Jiabao (L) presents a gift to Japanese Prime Minister Yasuo Fukuda (C) and his wife Kiyoko after their luncheon meeting at the Great Hall of the People in Beijing December 28, 2007. Japan and China, keen to improve ties plagued by wartime history, prepared on Friday for top-level talks aimed at resolving disputes over energy, territory and military build-ups. REUTERS/Yukio Kawashima/Pool (CHINA) 

Chinese Premier Wen Jiabao (L) sends off Japanese Prime Minister Yasuo Fukuda and his wife Kiyoko after their luncheon meeting at the Great Hall of the People in Beijing December 28, 2007. Japan and China, keen to improve ties plagued by wartime history, prepared on Friday for top-level talks aimed at resolving disputes over energy, territory and military build-ups. REUTERS/Yukio Kawashima/Pool (CHINA) 

Wife of Japan's Prime Minister Yasuo Fukuda, Kiyoko (R), sings a song with residents while visiting a home for the aged in Beijing December 28, 2007. REUTERS/Kim Kyung-Hoon (CHINA) 

Wife of Japan's Prime Minister Yasuo Fukuda, Kiyoko (R), sings a song with residents while visiting a home for the aged in Beijing December 28, 2007. REUTERS/Kim Kyung-Hoon (CHINA) 

Wife of Japan's Prime Minister Yasuo Fukuda, Kiyoko (R), speaks with residents while visiting a home for the aged in Beijing December 28, 2007. REUTERS/Kim Kyung-Hoon (CHINA) 

Japanese Prime Minister Yasuo Fukuda's wife Kiyoko visits a Japanese elementary school in Beijing December 28, 2007. Japan and China, keen to improve ties plagued by wartime history, prepared on Friday for top-level talks aimed at resolving disputes over energy, territory and military build-ups. REUTERS/Shinichi Iizuka/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda's wife Kiyoko visits a Japanese elementary school in Beijing December 28, 2007. Japan and China, keen to improve ties plagued by wartime history, prepared on Friday for top-level talks aimed at resolving disputes over energy, territory and military build-ups. REUTERS/Shinichi Iizuka/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (C) watches as his wife Kiyoko shakes hands with Chinese Premier Wen Jiabao at the Great Hall of the People in Beijing December 28, 2007. Japan and China, keen to improve ties plagued by wartime history, prepared on Friday for top-level talks aimed at resolving disputes over energy, territory and military build-ups. REUTERS/Minoru Nasu/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (R) watches as his wife Kiyoko shakes hands with Chinese Premier Wen Jiabao during a welcome ceremony at the Great Hall of the People in Beijing December 28, 2007. Japan and China, keen to improve ties plagued by wartime history, prepared on Friday for top-level talks aimed at resolving disputes over energy, territory and military build-ups. REUTERS/Yukio Kawashima/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (C) and his wife Kiyoko are welcomed by Chinese vice foreign minister Wu Dawei (R) as they arrive in Beijing December 27, 2007. Fukuda is aiming to improve ties strained by wartime memories during a trip to China beginning on Thursday, but there are few signs that disputes over energy, territory and military buildups will be settled anytime soon. REUTERS/Shinichi Iizuka/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (L) is welcomed by an official as he and his wife Kiyoko (back) arrive in Beijing December 27, 2007. Fukuda is aiming to improve ties strained by wartime memories during a trip to China beginning on Thursday, but there are few signs that disputes over energy, territory and military buildups will be settled anytime soon. REUTERS/Shinichi Iizuka/Pool (CHINA) 

Japanese Prime Minister Yasuo Fukuda (C), flanked by his wife Kiyoko (R), boards his special flight to make his first visit to China since taking office at Haneda Airport in Tokyo December 27, 2007. REUTERS/Issei Kato (JAPAN) 

Japanese Prime Minister Yasuo Fukuda (L), flanked by his wife Kiyoko, waves as he boards his special flight to make his first visit to China since taking office at Haneda Airport in Tokyo December 27, 2007. REUTERS/Issei Kato (JAPAN) 

Vietnam's President Nguyen Minh Triet with his wife Chi, Japan's Emperor Akihito and Empress Michiko stands on a podium while Japan's Crown Prince Naruhito, Prince Akishino, Princess Kiko, Prime Minister Yasuo Fukuda and his wife Kiyoko attend a welcoming ceremony at the East Garden of the Imperial Palace November 26, 2007 in Tokyo, Japan. Triet is on a five-day visit to Japan. REUTERS/Koichi Kamoshida/Pool (JAPAN)