Development of disaster prevention evaluation method for the landscape in the underground space including commercial facilities.

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Recently, many underground facilities connecting to the large railway stations and the large buildings have been developed. The architectural planning for convenient use in usual situation and the guidance information for emergency evacuation should be considered for these facilities. As there are many similar sights in the underground facilities, they are not much attractive and people tend to be lost in them.In this study, the scene in the underground space whose view are limited visually, defined as "Underground Landscape." The photos and 3 dimensions video at the 400 scenes in the underground facilities were recorded and the evaluation experiments of "Underground Landscape" scene were conducted. As the result, participants got anxiety and tight feeling from the scene of "Underground Landscape." Additionally, the skylight window and the open ceiling space with them reduce these undesirable feelings.