Erca.go.jp is tracked by us since April, 2011. Over the time it has been ranked as high as 133 165 in the world, while most of its traffic comes from Japan, where it reached as high as 8 061 position. It was owned by several entities, from Environmental Restoration and Conservation Agency to Kodaira Yutaka of Environmental Restoration and Conservation Agency, it was hosted by IIJ Internet, SAKURA Internet Inc. and others.

Erca has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Erca.go.jp is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, Erca.go.jp is a fully trustworthy domain with no visitor reviews.