 While commander in chief of the Combined Fleet, Ijūin developed a reputation for being fanatical about training, leading to a popular song among sailors that a week in the Japanese navy was .Ijūin was elevated to the title of "danshaku" (baron) in 1907 under the "kazoku" peerage system, became an admiral on 1 December 1910 and marshal-admiral (fleet admiral) on 26 May 1915, despite never having actually commanded a ship.His grave is at Aoyama Cemetery in Tokyo.