Mansion House, Cardiff Mansion House, Cardiff The Mansion House (), located on Richmond Road, is the official residence of the Lord Mayor of Cardiff. Architects Habershon & Fawckner designed the Mansion House and it was built in 1896 for James Howell, owner of Howells department store. It was then known then as 'The Grove'. James Howell was a Cardiff businessman who opened his first shop in 1865. In 1890 he made arrangements to build a property on land leased from Lord Tredegar. The plans were for a large family home, to house his 11 children. The one unusual aspect of the house is
Prime Minister's Official Residence (Japan) and the establishment of the post of "Prime Minister of Japan" in 1885, the need for an official Prime Ministerial residence was felt. On the encouragement of Prime Minister Tanaka Giichi, the first residence was completed on 18 March 1929. It was a two-storied mansion designed by Muraji Shimomoto, of the Ministry of the Treasury (now Ministry of Finance) and was heavily influenced by the architecture of Frank Lloyd Wright. Indeed, Prime Minister Tanaka is said to have exclaimed, "This is just like a café, isn't it?", upon seeing the Art Deco style of the building. By the 1990s, the