Opho.jp is tracked by us since September, 2012. Over the time it has been ranked as high as 317 099 in the world, while most of its traffic comes from Japan, where it reached as high as 25 109 position. All this time it was owned by Osaka Prefectural Hospital Organization, it was hosted by Japan Network Information Center, IDC Frontier Inc. and others.

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