The Cornerstone of Peace (平和の礎, Heiwa no Ishiji) was unveiled on 23 June 1995 in memory of the fiftieth anniversary of the Battle of Okinawa and the end of World War II.
[3] Ōta writes 'It would not be an exaggeration to say that the motivation which led to the building of this 'Cornerstone of Peace' has also become the basis for the people of Okinawa devoting heart and soul, night and day, to solving the military base issue.
'[3] When US President Bill Clinton visited the Cornerstone of Peace in 2000 he delivered a speech promising efforts to reduce and consolidate US bases in Okinawa, as previously agreed by the US and Japanese governments.
[4] The winning design, entitled 'Everlasting Waves of Peace', comprises concentric arcs of wavelike black granite stelai or screens.
[14] The Centre for the Study of Pacific War Memories at the University of California Santa Cruz is developing a visualization project in order to reproduce virtually the Cornerstone of Peace while making use of recently declassified photographs from the archives of the Department of Defense.