CLUSTER ANALYSIS GROUP CLASSIFICATION
Dendrograms by cluster analysis on a population mean of 45 variables were classified into 5 groups, from the 57 western Kyushu natural populations A to E.
The geographical distribution of the classified groups and each indigenous population was shown in Fig. 3.
Populations classified into groups A and B were distributed in Tsushima.
Except for two populations in group A, populations classified into groups C and D were distributed in Tsushima.
Groups classified as Group E were distributed in the Koshikijima Islands.