In order to obtain a guide to Urban landscape planning， 出 is paper examines the characteristic of the elements composing landscape paintings in the lgCEurope ， oI which a perspect孟 ve dlaw − ing a ． nd a good proportlon make a quantitative analysis possible ． Specifically ， each elements of short ． distance landscape ， medium ・ distance landscape and lo皿 g − distance landscape ， how ar6 し he whole landscape composed of the elements ， the viewpoint of a painter and the distance between the point of view and the land § cape are discussed mainly by quantification theory ． The τesults are as follows ： 1) The greenery and the water surface should be in sight even if the ratio of them to 山 e whole ' landscape is low． 2 ) When we take account of urban ｝ andscape planning， it should be required that the objects ， for instance trees ， buildings and streets ， are about 200 meters ， about from 300 meters to 600 meters ， and 血 ore than l OOO meters of the viewpoint ． 3) The urban landscape consists of two essential factors as follows ： the one is streets and 」 riv − ers which represents urban linear structure ， the other is greenery and a cluster of buildings which represents urban plane structure ．． 外) The urban landscape is classified by these factQrs into 6 groups ： ( 1)

Web GIS-based support system for collecting and sharing information was developed and carried out by collaboration between a local government and residents at two stages; at the first stage, workshops by local communities' associations and government officers are held to make disaster mitigation maps, which indicate strong and weak points of the local area, such as the locations of fire distinguishers, fire hydrants, storages of -220 -rescue equipments, weak walls and buildings, open spaces, and so on. During the workshop, the participants also discuss about what happens during a large earthquake, and how to cope with the disaster. At second stage, an emergency drill is carried out by collaboration between the local government and the community residents. The developed system was applied to the workshops and the earthquake drill in Toyohashi City in 2006, and confirmed its validity and effectiveness.

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