[PAR] [TLE] Tokyo [SEP] Tokyo (] , ), officially Tokyo Metropolis, is the capital of Japan and one of its 47 prefectures.  The Greater Tokyo Area is the most populous metropolitan area in the world.  It is the seat of the Emperor of Japan and the Japanese government.  Tokyo is in the Kantō region on the southeastern side of the main island Honshu and includes the Izu Islands and Ogasawara Islands.  Formerly known as Edo, it has been the de facto seat of government since 1603 when Shogun Tokugawa Ieyasu made the city his headquarters.  It officially became the capital after Emperor Meiji moved his seat to the city from the old capital of Kyoto in 1868; at that time Edo was renamed Tokyo.  Tokyo Metropolis was formed in 1943 from the merger of the former and the . [PAR] [TLE] Port of Yokohama [SEP] The Port of Yokohama (横浜港 , Yokohama-kō ) is operated by the Port and Harbor Bureau of the City of Yokohama in Japan.  It opens onto Tokyo Bay.  The port is located at a latitude of 35.27–00°N and a longitude of 139.38–46°E. To the south lies the Port of Yokosuka; to the north, the ports of Kawasaki and Tokyo.
[PAR] [TLE] Tokyo [ SEP ] Tokyo ( ] , ) , officially Tokyo Metropolis , is the capital of Japan and one of its 47 prefectures . The Greater Tokyo Area is the most populous metropolitan area in the world . It is the seat of the Emperor of Japan and the Japanese government . Tokyo is in the Kantō region on the southeastern side of the main island Honshu and includes the Izu Islands and Ogasawara Islands . Formerly known as Edo , it has been the de facto seat of government since 1603 when Shogun Tokugawa Ieyasu made the city his headquarters . It officially became the capital after Emperor Meiji moved his seat to the city from the old capital of Kyoto in 1868 ; at that time Edo was renamed Tokyo . Tokyo Metropolis was formed in 1943 from the merger of the former and the . [PAR] [TLE] Port of Yokohama [ SEP ] The Port of Yokohama ( 横浜港 , Yokohama - kō ) is operated by the Port and Harbor Bureau of the City of Yokohama in Japan . It opens onto Tokyo Bay . The port is located at a latitude of 35.27–00 ° N and a longitude of 139.38–46 ° E. To the south lies the Port of Yokosuka ; to the north , the ports of Kawasaki and Tokyo .
Which country is both Port of Yokohama and Tokyo located within?
Which country is both Port of Yokohama and Tokyo located within ?
Japan
Japan