Yu-nagi.com is tracked by us since April, 2011. Over the time it has been ranked as high as 159 387 in the world, while most of its traffic comes from Russian Federation, where it reached as high as 554 405 position. Spectrum.yu-nagi.com receives less than 1% of its total traffic. It was owned by several entities, from Junichi Ryusekido () Samurai Factory Inc. to Yoshitaka Ochi of Ninja Tools Inc., it was hosted by UCOM Corp, Ninja Tools Inc. and others. While GMO INTERNET INC. DBA ONAMAE.COM was its first registrar, now it is moved to GMO Internet Group Inc. d/b/a Onamae.com.

Spectrum.yu-nagi has the lowest Google pagerank and bad results in terms of Yandex topical citation index. We found that Spectrum.yu-nagi.com is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, Spectrum.yu-nagi.com is quite a safe domain with no visitor reviews.