Sikaku.gr.jp is tracked by us since April, 2011. Over the time it has been ranked as high as 191 399 in the world, while most of its traffic comes from Japan, where it reached as high as 11 659 position. It was owned by several entities, from Japan Educational Association of Information to Ito Akihiko of Japan Educational Association of Information Processing, it was hosted by SAKURA Internet Inc., Amazon Technologies Inc. and others.

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