NIPPONDANJI magazine Vol.7 features Mr. Gengoroh Tagame, who leads the Japanese gay comics scene. The depiction of rough gay scenes (including practices like S&M) is highly regarded as an art form, not only in Japan but also overseas. Nowadays, the style has integrated itself into mainstream works of gay manga such as "My Brother's Husband" and "Bokurano Shikisai".His website is here.