The Kanto region is the most-visited region in Japan, and the central portion is home to the Tokyo Metropolis (東京都, Tōkyō-to), the largest city in the world.
The southern portion is home to Kanagawa Prefecture (神奈川県, Kanagawa-ken), which hosts Yokohama (横浜), Japan's 2nd largest city, and the Shonan (湘南, Shōnan) coast, where Enoshima (江ノ島) and Kamakura (鎌倉) are located.
The western region hosts Saitama Prefecture (埼玉県, Saitama-ken) and Gunma Prefecture (群馬県, Gunma-ken). Saitama Prefecture is home to the traditional townscapes of Kawagoe (川越), and the beautiful Mitsumine Shrine (三峯神社, Mitsumine-jinja) in Chichibu (秩父). Gunma Prefecture is famous for its onsens (温泉, Hot Spring) and the Minakami area is popular for water sports such as whitewater rafting, the Usui Pass, a popular hiking route along an abandoned train line, and the marshes of the Oze National Park.
The eastern region consists of Chiba Prefecture (千葉県, Chiba-ken) and Ibaraki Prefecture (茨城県, Ibaraki-ken). Chiba Prefecture is home to the Boso Peninsula, where you can find great coastal views of the Pacific Ocean as well as views of Tokyo Bay (東京湾, Tōkyō-wan) from the top of Nokogiriyama, as well as the Naritasan Shinsho-ji Temple and the traditional streets of Sawara. Ibaraki Prefecture is famous for Tsukuba that is popular for the Tsukuba Ring Road cycling route around Lake Kasumigaura (霞ヶ浦, Kasumigaura) and the Tsukuba Space Center, as well as the Hitachi Seaside Park for its sprawling fields of flowers.
The northern region where Tochigi Prefecture (栃木県, Tochigi-ken) is located is famous for Nikko, where the UNESCO World Heritage Site (世界遺産, Sekai Isan) Toshogu Shrine is located, and is also a popular koyo (紅葉, Kōyō, Red Autumn Leaves) viewing spot around Lake Chuzenji. It is also home to Nasu, a popular hiking spot.