Isen.ac.jp is tracked by us since April, 2011. Over the time it has been ranked as high as 752 399 in the world, while most of its traffic comes from Japan, where it reached as high as 39 422 position. Portal.isen.ac.jp receives less than 1% of its total traffic. It was owned by several entities, from OSAKA ISEN to Terada Nobuo of OSAKA ISEN

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