(en) David C. Evans et Mark R. Peattie, Kaigun: Strategy, Tactics, and Technology in the Imperial Japanese Navy, 1887–1941, Annapolis, Maryland, Naval Institute Press, (réimpr. 2012), 661 p. (ISBN978-1-591-14244-7, 978-1-848-32159-5 et 978-0-870-21192-8)
(en) Norman Friedman, Naval Weapons of World War One, Barnsley, South Yorkshire, UK, Seaforth, , 408 p. (ISBN978-1-848-32100-7, lire en ligne)
(en) Conway's All the World's Fighting Ships: 1906–1921, Annapolis, Maryland, Naval Institute Press, (ISBN0-87021-907-3)
Robert Gardiner (edt.), Warship 1992, London, Conway Maritime Press, , 256 p. (ISBN978-0-851-77603-3), « Japan's Proto-Battlecruisers: The Tsukuba and Kurama Classes »
(en) Hansgeorg Jentschura, Dieter Jung et Peter Mickel (trad. de l'allemand par Antony Preston & J.D. Brown), Warships of the Imperial Japanese Navy, 1869–1945 [« Japanischen Kriegsschiffe, 1869-1945 »], Annapolis, Maryland, United States Naval Institute, (ISBN978-0-870-21893-4, OCLC34017123)
(en) Antony Preston, Battleships of World War I: An Illustrated Encyclopedia of the Battleships of All Nations 1914–1918, New York, Galahad Books, (ISBN0-88365-300-1)
(en) Paul H. Silverstone, Directory of the World's Capital Ships, New York, Hippocrene Books, (ISBN0-88254-979-0)