Kanagawa PrefectureKanagawa Prefecture (神奈川県, Kanagawa-ken; Japanese pronunciation:) is a prefecture of Japan located in the Kantō region of Honshu. Kanagawa Prefecture is the second-most populous prefecture of Japan at 9,221,129 (1 April 2022) and third-densest at 3,800 inhabitants per square kilometre (9,800/sq mi). Its geographic area of 2,415 km (932 sq mi) makes it fifth-smallest.
TokyoCapital and most populous city in JapanCapital city and metropolis in Kantō, JapanTokyo, officially the Tokyo Metropolis, is the capital and most populous city of Japan. The population of the city proper was over 14 million as of 2023. The Greater Tokyo Area, which includes Tokyo and parts of six neighboring prefectures, is the third-most populous metropolitan area in the world, with 33 million residents as of 2025.
Kantō regionRegion of Japan Region in JapanKantō region 関東地方RegionThe Kantō region in comparison to the rest of JapanInteractive map of Kantō regionCountryJapanArea • Total32,423.9 km2 (12,518.9 sq mi)Population (October 1, 2025) • Total43,509,179 • Density1,341.89/km2 (3,475.47/sq mi)GDP (2022) • TotalJP￥248.036 trillionUS$1.832 trillionTime zoneUTC+09:00 (JST) Geofeatures map of Kantō The Kantō region (関東地方, Kantō Chihō) is a geographical region of Honshu, the largest island of Japan.
Ibaraki PrefectureIbaraki Prefecture (茨城県, Ibaraki-ken; Japanese pronunciation:) is a prefecture of Japan located in the Kantō region of Honshu. Ibaraki Prefecture has a population of 2,828,086 (1 July 2023) and has a geographic area of 6,097.19 square kilometres (2,354.14 square miles). Ibaraki Prefecture borders Fukushima Prefecture to the north, Tochigi Prefecture to the northwest, Saitama Prefecture to the southwest, Chiba Prefecture to the south, and the Pacific Ocean to the east.
Yamanashi PrefectureYamanashi Prefecture (山梨県, Yamanashi-ken) is a prefecture of Japan located in the Chūbu region of Honshu. Yamanashi Prefecture has a population of 787,592 (1 February 2025) and has a geographic area of 4,465 km (1,724 sq mi). Yamanashi Prefecture borders Saitama Prefecture to the northeast, Nagano Prefecture to the northwest, Shizuoka Prefecture to the southwest, Kanagawa Prefecture to the southeast, and Tokyo to the east.
Chiba PrefectureChiba Prefecture (千葉県, Chiba-ken; Japanese pronunciation: [tɕiꜜ.ba, tɕi.baꜜ, tɕi.baꜜkeɴ]) is a prefecture of Japan located in the Kantō region of Honshu. Chiba Prefecture has a population of 6,278,060 (1 June 2019) and has a geographic area of 5,157 km2 (1,991 sq mi). Chiba Prefecture borders Ibaraki Prefecture to the north, Saitama Prefecture to the northwest, and Tokyo to the west.
Chūbu regionMount Fuji is the Chūbu region's most famous landmark.Historic Villages of Shirakawa-gō and Gokayama in ChūbuCentral NagoyaThe Chūbu region (中部地方, Chūbu-chihō), Central region, or Central Japan (中部日本, Chūbu-nihon) is a large and diverse region in the middle of Honshū, Japan's main island. In a wide, classical definition, it encompasses nine prefectures (ken): Aichi, Fukui, Gifu, Ishikawa, Nagano, Niigata, Shizuoka, Toyama, and Yamanashi.
Saitama PrefectureSaitama Prefecture (埼玉県, Saitama-ken; Japanese pronunciation: [saꜜi.ta.ma, sai.ta.maꜜ.keɴ]) is an inland prefecture of Japan located in the Kantō region of Honshu. Saitama Prefecture has a population of 7,338,536 (January 1, 2020) and has a geographic area of 3,797 km2 (1,466 sq mi).Tochigi PrefectureTochigi Prefecture (栃木県, Tochigi-ken) is an inland prefecture of Japan located in the Kantō region of Honshu. Tochigi Prefecture has a population of 1,897,649 (1 June 2023) and has a geographic area of 6,408 km (2,474 sq mi). Tochigi Prefecture borders Fukushima Prefecture to the north, Gunma Prefecture to the west, Saitama Prefecture to the south, and Ibaraki Prefecture to the southeast.
Gunma PrefectureGunma Prefecture (群馬県, Gunma-ken; Japanese pronunciation:) is an inland prefecture of Japan located in the Kantō region of Honshu. Gunma Prefecture has a population of 1,937,626 (1 October 2019) and has a geographic area of 6,362 square kilometres (2,456 sq mi). Gunma Prefecture borders Niigata Prefecture and Fukushima Prefecture to the north, Nagano Prefecture to the southwest, Saitama Prefecture to the south, and Tochigi Prefecture to the east.
JapanJapan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asian mainland, it is bordered to the west by the Sea of Japan, the Sea of Okhotsk in the north, and the East China Sea in the south. The Japanese archipelago consists of four major islands alongside over 14,000 smaller islands.
Metropolitan areaA metropolitan area or metro is a region consisting of a densely populated urban agglomeration and its surrounding territories; which share industries, commercial areas, transport network, infrastructure and housing. A metropolitan area usually comprises multiple principal cities, jurisdictions and municipalities: neighborhoods, townships, boroughs, cities, towns, exurbs, suburbs, counties, districts and even states and nations in areas like the eurodistricts.*As an Amazon Associate I earn from qualifying purchases.