Edo Castle, also known as Chiyoda Castle, is a flatland castle that was built in 1457 by Ōta Dōkan. Edo Castle is located in Chiyoda in Tokyo, then known as Edo, Toshima District, Musashi Province. Tokugawa Ieyasu established the Tokugawa shogunate here.

Tokyo, officially known as Tokyo Metropolis, is the capital city of Japan. It is located on the eastern coast of the island of Honshu and is the most populous city in the country. Tokyo is a global metropolis known for its modernity, technological advancements, vibrant culture, and rich history. In 2019, the prefecture had an estimated population of 13,929,280.

Meiji Shrine is a shrine dedicated to the deified spirits of Emperor Meiji and his consort, Empress Shoken. Located just beside the JR Yamanote Line's busy Harajuku Station, Meiji Shrine and the adjacent Yoyogi Park make up a large forested area within the densely built-up city. The spacious shrine grounds offer walking paths that are great for a relaxing stroll.