Added Wetland Datasets in Japan with a 30m Resolution from 1990 to 2015

a. Data content (data file/table name, including observation index content) The 30m resolution wetland dataset added in Japan between 1990 and 2015 reflects the spatial distribution of wetland changes in Japan from 1990 to 2015. b. Construction purpose By comparing remote sensing image data from 1990 and 2015, this study analyzes the changes in wetlands across Japan, providing data support and theoretical basis for land resource management. c. Service object It can widely serve scientific researchers in related disciplines such as geography, wetland ecology, and environmental protection. d. Time range of data From 1990 to 2015 e. The spatial range of data Japan