tokyo

Visitors stand watch blue fin tunas in a 2,200-ton tank at Tokyo Sea Life Park in Tokyo, Monday, July 7, 2014. The tank is designed to create artificial flow of the ocean to keep the fish alive.

Koji Sasahara/AP

A visitor watches blue fin tunas in a 2,200-tonne tank at Tokyo Sea Life Park on Monday.

An employee of Japan's toy maker Megahouse displays the new puzzle of human parts and organs "Jintai-mokei" (model of the human anatomy) at the annual Tokyo Toy Show in Tokyo

Yoshikazu Tsuno/AFP

An employee of Megahouse, a Japanese toymaker, with a puzzle of human parts and organs ‘Jintai-mokei’ at the Tokyo Toy Show

A woman sketches in front of a closed restaurant in Tokyo, Monday, June 9, 2014.

Shizuo Kambayashi/AP

A woman sketches in front of a closed restaurant in Tokyo, Japan.

A worker goes down a ladder after adjusting a display of paper lanterns at Sensoji temple at Asakusa traditional shopping district in Tokyo, Monday, May 19, 2014. The lanterns carry the names of Buddhist temple parishioners and other supporters who donated money to the temple. (AP Photo/Shizuo Kambayashi)

Shizuo Kambayashi/AP

A worker adjusts a display of paper lanterns at Sensoji Buddhist temple, Tokyo, Japan. The lanterns carry the names of supporters that have donated money to the temple. Read more

Heron-hooded dancers prepare to parade down the streets toward Asakusa Shrine in the compound of Sensoji Temple in Tokyo, Friday, May 16, 2014, prior to the annual Sanja Festival, one of the three major festivals in Tokyo, scheduled on May 16-18. (AP Photo/Eugene Hoshiko)

Eugene Hoshiko/AP

Heron hooded dancers prepare to parade down the streets toward Asakusa Shrine in the compound of Sensoji Temple in Tokyo Japan prior to the annual Sanja Festival in Read more

China's Zhang eyes the ball as he serves to Poland's Floras during the World Team Table Tennis Championships in Tokyo

Yuya Shino/Reuters

China’s Zhang Jike eyes the ball as he serves to Poland’s Robert Floras during the World Team Table Tennis Championships in Tokyo on Tuesday.

A couple with Japanese traditional clothing or kimono poses for a wedding photo session at a park in Tokyo, Tuesday, April 8, 2014.

Eugene Hoshiko/AP

A couple in Japanese traditional clothing pose for their wedding photos in a Tokyo park on Tuesday

China's Sui Wenjing and Han Cong compete during the pairs free skating program at the ISU World Figure Skating Championships in Saitama

Toru Hanai/Reuters

China’s Sui Wenjing and Han Cong compete in the pairs free skating at the ISU World Figure Skating Championships in Saitama, north of Tokyo, on Thursday.

Japanese honor guards hold their guns before a welcoming ceremony for Lithuanian Defence Minister Juozas Olekas (unseen in this picture) at the Defense Ministry in Tokyo on February 25, 2014. Olekas is now here to exchange views with Japanese officials.

Yoshikazu Tsuno/AFP

Japanese honour guards hold their guns before a welcoming ceremony for Lithuanian defence minister Juozas Olekas at the Defence Ministry in Tokyo on Tuesday.

Japan's Prime Minister Shinzo Abe sits during a lower house budget committee session at the parliament in Tokyo February 20, 2014. Remarks by aides to Abe about U.S.-Japan ties and the wartime past are giving the Japanese leader a political headache as he seeks to soothe strains with key ally Washington amid rising regional tensions.

Yuya Shino/Reuters

Prime Minister Shinzo Abe attends a lower house budget committee session at the Japanese parliament in Tokyo on Thursday. Remarks by aides to Mr Abe about US-Japanese ties and the wartime past are giving the leader a political headache as he seeks to soothe strains with key ally Washington amid rising regional tensions.