Riska.co.jp is tracked by us since April, 2013. Over the time it has been ranked as high as 774 899 in the world, while most of its traffic comes from Japan, where it reached as high as 36 904 position. It was owned by several entities, from Its use is ] Risuka Co. Ltd. to Tsuji Izuho of Risuka Co. Ltd., it was hosted by Japan Network Information Center, XSERVER Inc. and others. While was its first registrar, now it is moved to Japan Registry Services.

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