This Buddhist temple was established by the mother of the Shogun Tokugawa Tsunayoshi. * 1680 (Enpō 8): Gokoku-ji is founded in Edo. In 1873, Emperor Meiji declared Gokoku-ji the Imperial mausoleum and several of his children are buried there, as well as Emperor Meiji himself. It remains the Imperial mausoleum today. Gokoku-ji is also famous as the central temple that oversees the practice of Japanese tea ceremony in all the country's temples.