St. Andrew's Cathedral, Tokyo (聖アンデレ主教座聖堂) is the Cathedral Church of the Tokyo Diocese of the Anglican Church in Japan (Nippon Sei Ko Kai). The Diocese of Tokyo is one of eleven dioceses within the Anglican Church in Japan. There are over forty churches and chapels in the diocese with many church buildings, such as St. Andrew's, tracing their foundation back to the second half of the nineteenth century.