Artist from Tama art university did again

You have read about Sano, who stole the idea for Olympic logo. Other artists from Tama art university, which Sano graduated are also suspected to steal other's idea.
This time, another artist from Tama uni, is suspected. The artist is called Kazuhumi Nagai. According to Wikipedia, he is one of the best friend of Sano.

Kazuhumi Nagai, quated from http://www.kobegakkou-blog.com/blog/2009/08/post-8d33.html

Logo designed by Mr.Nagai

A logo designed for a lawyer's homepage. http://www.jonesandco.nz/