Tokyo | PLACE

U.S. Homeland Security Secretary Janet Napolitano, left, and Japanese Transport Minister Seiji Maehara pose during a photo session at the Asia-Pacific Ministerial Conference on Aviation Security Saturday, March 13, 2010 in Tokyo, Japan.

U.S. Homeland Security Secretary Janet Napolitano, left, and Japanese Transport Minister Seiji Maehara, center, take their position for a photo session at the Asia-Pacific Ministerial Conference on Aviation Security Saturday, March 13, 2010 in Tokyo, Japan.

Japan's Land, Infrastructure, Transport and Tourism Minister Seiji Maehara (R) chats with US Homeland Security Secretary Janet Napolitano (L) during the photo session of the Asia-Pacific Ministerial Conference on Aviation Security in Tokyo on March 13, 2010. Napolitano is here to attend the meeting, which delegates from 18 nations and officials from the International Civil Aviaction Organization (ICAO) took part in, to discuss ways to bolster global aviation security.

Japan's Land, Infrastructure, Transport and Tourism Minister Seiji Maehara (C) delivers a speech to open the Asia-Pacific Ministerial Conference on Aviation Security in Tokyo on March 13, 2010. Delegates from 18 nations and officials from the International Civil Aviaction Organization (ICAO) took part in the meeting to discuss ways to bolster global aviation security.

Japan's Land, Infrastructure, Transport and Tourism Minister Seiji Maehara (C) delivers a speech to open the Asia-Pacific Ministerial Conference on Aviation Security in Tokyo on March 13, 2010. Delegates from 18 nations and officials from the International Civil Aviaction Organization (ICAO) took part in the meeting to discuss ways to bolster global aviation security.

Japan's Land, Infrastructure, Transport and Tourism Minister Seiji Maehara (C) delivers a speech to open the Asia-Pacific Ministerial Conference on Aviation Security in Tokyo on March 13, 2010. Delegates from 18 nations and officials from the International Civil Aviaction Organization (ICAO) took part in the meeting to discuss ways to bolster global aviation security.

Japan's Land, Infrastructure, Transport and Tourism Minister Seiji Maehara (R) shakes hands with US Homeland Security Secretary Janet Napolitano (L) during the photo session of the Asia-Pacific Ministerial Conference on Aviation Security in Tokyo on March 13, 2010. Napolitano is here to attend the meeting, which delegates from 18 nations and officials from the International Civil Aviaction Organization (ICAO) took part in, to discuss ways to bolster global aviation security.

Japan's Land, Infrastructure, Transport and Tourism Minister Seiji Maehara (R) shares a light moment with US Homeland Security Secretary Janet Napolitano (L) during the photo session of the Asia-Pacific Ministerial Conference on Aviation Security in Tokyo on March 13, 2010. Napolitano is here to attend the meeting, which delegates from 18 nations and officials from the International Civil Aviaction Organization (ICAO) took part in, to discuss ways to bolster global aviation security.

U.S. Homeland Security Secretary Janet Napolitano, left, and Japanese Transport Minister Seiji Maehara, center, take their position during a photo session at the Asia-Pacific Ministerial Conference on Avitation Security Saturday, March 13, 2010 in Tokyo, Japan.

Anti-whaling activist Peter Bethune, left, who is under arrest for trespass, is seen with Japanese Coast Guard officials who are inspecting the Shonan Maru 2 docked at Yokohama port , near Tokyo, on Saturday March 13, 2010. A member of the Sea Shepherd activist group, Bethune, from New Zealand, was arrested on Friday for boarding the Japanese vessel without legitimate reasons in Antarctic seas last month.

Anti-whaling activist Peter Bethune, second right, who is under arrest for trespass, is seen with Japanese Coast Guard officials who are inspecting the Shonan Maru 2 docked at Yokohama port , near Tokyo, on Saturday March 13, 2010. A member of the Sea Shepherd activist group, Bethune, from New Zealand, was arrested on Friday for boarding the Japanese vessel without legitimate reasons in Antarctic seas last month.

Anti-whaling activist Peter Bethune, second right, who is under arrest for trespass, is seen with Japanese Coast Guard officials who are inspecting the Shonan Maru 2 docked at Yokohama port , near Tokyo, on Saturday March 13, 2010. A member of the Sea Shepherd activist group, Bethune, from New Zealand, was arrested on Friday for boarding the Japanese vessel without legitimate reasons in Antarctic seas last month.

Covered by a blue sheet, arrested New Zealand anti-whaling activist Peter Bethune is transfered from the harpoon ship Shonan Maru II (L) to Japan Coast Guard boat Yumekaze (R) at Tokyo port on March 12, 2010. Bethune was arrested in Japan after a harpoon ship he boarded in Antarctic waters last month docked in Tokyo, greeted by police and nationalist protesters.

Covered by a blue sheet, arrested New Zealand anti-whaling activist Peter Bethune is transfered from the harpoon ship Shonan Maru II (L) to Japan Coast Guard boat Yumekaze (R) at Tokyo port on March 12, 2010. Bethune was arrested in Japan after a harpoon ship he boarded in Antarctic waters last month docked in Tokyo, greeted by police and nationalist protesters.

Japanese harpoon ship, the Shonan Maru II, carrying New Zealand anti-whaling activist, Peter Bethune, is escorted by ships of the Japan Coast Guard as it enters Tokyo bay on March 12, 2010. A New Zealand anti-whaling activist was arrested in Japan after a harpoon ship he boarded in Antarctic waters last month docked in Tokyo, greeted by police and nationalist protesters.

The Japanese harpoon ship, Shonan Maru II (R), carrying New Zealand anti-whaling activist, Peter Bethune, is escorted by ships of the Japan Coast Guard into Tokyo port on March 12, 2010. Bethune, was arrested in Japan after a harpoon ship he boarded in Antarctic waters last month docked in Tokyo, greeted by police and nationalist protesters.

Japanese harpoon ship, the Shonan Maru II, carrying New Zealand anti-whaling activist, Peter Bethune, is escorted by ships of the Japan Coast Guard as it enters Tokyo bay on March 12, 2010. A New Zealand anti-whaling activist was arrested in Japan after a harpoon ship he boarded in Antarctic waters last month docked in Tokyo, greeted by police and nationalist protesters.

Japanese harpoon ship, the Shonan Maru II, carrying New Zealand anti-whaling activist, Peter Bethune, is escorted by ships of the Japan Coast Guard as it enters Tokyo bay on March 12, 2010. A New Zealand anti-whaling activist was arrested in Japan after a harpoon ship he boarded in Antarctic waters last month docked in Tokyo, greeted by police and nationalist protesters.

Japanese harpoon ship, the Shonan Maru II, carrying New Zealand anti-whaling activist, Peter Bethune, is escorted by ships of the Japan Coast Guard as it enters Tokyo bay on March 12, 2010. A New Zealand anti-whaling activist was arrested in Japan after a harpoon ship he boarded in Antarctic waters last month docked in Tokyo, greeted by police and nationalist protesters.

Former sumo grand champion Asashoryu of Mongolia, center, arrives at the central square of Ulan Bator, Mongolia, Friday, March 12, 2010. Asashoryu returned to Mongolia Thursday for the first time since announcing his retirement from the Japan's ancient sport over claims he hit a man and broke his nose during a late-night drinking session in Tokyo.