Question: Which country is both Port of Yokohama and Tokyo located within?

Context paragraphs:
Cikarang Dry Port: Cikarang Dry Port (CDP) is a dry port located within Kota Jababeka at Cikarang, West Java, Indonesia.  CDP was established in 2010 with a total area of 200 hectares.  It is operated by PT Cikarang Inland Port, a subsidiary of publicly listed PT Jababeka Tbk, and becomes the first and only Integrated Customs Services Zone in Indonesia.  As an inland dry port model, CDP serves as a port extension providing solution to chronic congestion and delays at the major import export gateway of Tanjung Priok.  The main objective is simply to cut the dwelling time from 3.2 days to the government target of 2.5 days.

Port of Yokohama: 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.

Tokyo: 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 .

Saint Maur International School: Saint Maur International School, established in 1872 in Yokohama within the Greater Tokyo Area, is the oldest international school in Japan.  The school, which is co-educational, caters to students of all nationalities and faiths from ages 2½ through high school age.  Saint Maur International School is located in a historically international district in Yokohama, Japan, one of the few places where foreigners were allowed entrance into the country during the closed - country policy of the late Edo period.

Hiyoshi: Hiyoshi (日吉 ) is a part of the city of Yokohama, Kanagawa Prefecture, Japan.  It is located within Kōhoku Ward in the northeast of Yokohama City.

Marunouchi: Marunouchi (丸の内 ) is a central commercial district of Tokyo located in Chiyoda between Tokyo Station and the Imperial Palace.  The name, meaning "inside the circle", derives from its location within the palace's outer moat.  It is also Tokyo's financial district and the country's three largest banks are headquartered there.

Johor Port: The Johor Port (Malay: "Pelabuhan Johor" ) is a port located at Pasir Gudang, Johor Bahru District, Johor, Malaysia.  Built by the Johor Port Authority and run by Johor Port Berhad in 1977, it is the first port in Johor and is designed as a multi-purpose port that caters to practically all types of cargo.  It is the first port in Malaysia to be located within a free trade zone.  Johor Port's warehouses are exempted from customs duties.  Duty is only payable when the cargo is released from the warehouse area for local consumption.

Tulka, South Australia: Tulka is a locality in South Australia located on the southern tip of Eyre Peninsula overlooking the western end of the body of water known as Port Lincoln and which is located 259 km west of the Adelaide city centre and about 10 km west of the city of Port Lincoln.  The boundaries of the locality were created on October 2003 for the “long established name.”  The boundary with the locality of Sleaford was altered in both 2006 and 2011.  Land use within Tulka includes both agriculture and conservation with the latter being represented by the Lincoln Conservation Park.  Land use is subject to statutory control in order to manage the aquifer system existing within Tulka and adjoining localities.  Tulka is located within the federal Division of Grey, the state electoral district of Flinders and the local government area of the District Council of Lower Eyre Peninsula.

List of tallest buildings in Nagoya: Nagoya is Japan's fourth-largest city after Tokyo, Yokohama and Osaka and one of the nation's major economic centers.  In terms of manufacturing, as home to automaking giants Toyota, Honda, Mitsubishi Motors, the city is the prime carmaker centre in the country.  Other high-tech industries are also located there.  The city also has the sixth most busiest train station in the country.  The strong industry base is one of the major driving forces in continuing to build and expand large office spaces.  Most skyscrapers are located in the downtown area of Meieki, close to the main train station.

Central Province (Papua New Guinea): Central Province is a province in Papua New Guinea located on the southern coast of the country.  It has a population of 237,016 (2010 census) people and is 29998 km2 in size.  The seat of government of Central Province, which is located within the National Capital District outside the province, is the Port Moresby suburb of Konedobu.  On 9 October 2007, the Central Province government announced plans to build a new provincial capital city at Bautama, which lies within Central Province near Port Moresby, although there has been little progress in constructing it.

Supporting paragraphs: Port of Yokohama Tokyo
Answer: Japan