1992 9.29 1993 1.21 1993 6. 7 1993 6.19 1994 1.28 1994 6.29 1994 7. 6 1994 7. 7 1994 11.25 1995 3. 6 1995 6.27 1995 9. 6 1995 9.28 1996 12.5 Hiroshima City Council adopts the Opinion Paper for Registering the A-bomb Dome as a World Heritage site. Hiroshima City presents request to national government. Citizens groups from the Committee to Promote the A-bomb Dome as a World Heritage Site （A-bomb Dome Committee）. A-bomb Dome Committee launches signature campaign to petition Diet. A-bomb Dome Committee petition accepted by House of Councilors. A-bomb Dome Committee petition adopted by House of Representatives. （Total signatures= 1,653,996） Hiroshima City formally establishes the A-bomb Dome World Heritage Promotion Committee. （Tokyo Committee /Hiroshima Committee） The Standing Committee on Education of the House of Councilors visits the A-bomb Dome. Hiroshima City and the National Federation of UNESCO Associations in Japan hold the Tokyo Symposium. Minister for Education revises criteria for historic site designation. Minister for Education designates the Dome as a historic site under the Cultural Properties Protection Act. The Standing Committee on Education of the House of Representativas visits the A-bomb Dome. Japan nominates the A-bomb Dome to the World Heritage Committee for registration as a World Heritage site. World Heritage Committee meeting in Merida, Mexico, decides to register the Dome on the World Heritage List.