"Hiro" was taken from Ōe no Hiromoto, an ancestor of the Mōri family, and "Shima" was taken from Fukushima Motonaga who helped Mōri Terumoto choose the castle site.
As part of his commemoration policies, decided to add to the official list of casualties also the US prisoners of war held in Hiroshima Castle during the war and killed in the nuclear holocaust.
castle | Windsor Castle | Hiroshima | Castle | Edinburgh Castle | Atomic bombings of Hiroshima and Nagasaki | Balmoral Castle | Castle (TV series) | Prague Castle | Castle Donington | Corfe Castle | Castle Hill | Castle Hill, New South Wales | Powis Castle | Roy Castle | Colditz Castle | Castle Combe | New Castle | Nagoya Castle | Dublin Castle | New Castle, Delaware | Lancaster Castle | Hearst Castle | Harold & Kumar Go to White Castle | Cardiff Castle | The Castle of Otranto | Tantallon Castle | Takeshi's Castle | Luttrellstown Castle | Dover Castle |
This kuruwa can consist of any sort of wall from a shoddy earthwork fortification to large, strong walls as seen in Nagoya Castle, Sasayama Castle, and Hiroshima Castle.