This paper is intended to classify objectively 198 municipalities in Tokyo Metropolitan Region, and also to make clear the regional structure. The main results are summarized in two points as follows.
(1) Examined the principal component analysis (PCA) with 26 variables which refer to the civic characteristics such as age structure, migration, housing conditions, occupational-industrial structure and so on, we extracted the 5 basic dimensions for a classification of these municipalities.
(2) Based on the score values obtained by PCA, we classified 198 administrative units into 10 types of municipalities respectively by using Ward's cluster analysis.
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