Sei-inc.co.jp is tracked by us since July, 2014. Over the time it has been ranked as high as 439 199 in the world, while most of its traffic comes from Japan, where it reached as high as 18 360 position. All this time it was owned by Saito Sukehiro of Sei Enterprise Inc., it was hosted by Japan Network Information Center, SAKURA Internet Inc. and others.

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