Resource at https://mds.nmdis.org.cn/
https://mds.nmdis.org.cn/pages/dataViewDetail.html?dataSetId=51

Resource at https://www1.kaiho.mlit.go.jp/
https://www1.kaiho.mlit.go.jp/KOHO/chikaku/kaitei/sgs/datalist_e.html