カトリック関口教会( St. Mary's Cathedral, Tokyo )
St. Mary's Cathedral (in Japanese: 東京カテドラル聖マリア大聖堂, romanized: Tōkyō katedoraru sei Maria daiseidō) is the seat of the Roman Catholic Archdiocese of Tokyo. It is located in the Sekiguchi neighborhood of Bunkyo, Tokyo, Japan.
The original wooden structure, constructed in 1899 in the Gothic style, was destroyed during the air raids on Tokyo during World War II. The present church, designed by Kenzo Tange, was inaugurated in December 1964. His funeral was held there in March 2005.