稲佐山山頂展望台のお知らせ [About the Mount Inasa Summit Viewing Platform] (in Japanese). City of Nagasaki. Archived from the original on November 4, 2011. Retrieved January 28, 2012.
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稲佐山山頂展望台のお知らせ [About the Mount Inasa Summit Viewing Platform] (in Japanese). City of Nagasaki. Archived from the original on November 4, 2011. Retrieved January 28, 2012.