The Church of Russia, also referred to as the Moscow Patriarchate and known officially as the Russian Orthodox Church, is one of the autocephalous Orthodox churches, ranking fifth after Constantinople, Alexandria, Antioch, and Jerusalem. It exercises jurisdiction over Orthodox Christians in Russia and the surrounding Slavic lands as well as exarchates and patriarchal representation churches around the world. It also exercises jurisdiction over the autonomous Church of Japan and Orthodox Christians in China. The current Patriarch of Moscow and All Russia is His Holiness Kyrill I (Gundyayev).