Mangaka, artist, niconico video creator. The author of "Crimsons ~Akaki Koukaisha-Tachi~.":http://www.amazon.co.jp/dp/4091240151/ 

Japanese name: 菅野 孝典 (reading is "given":http://passionalgallery.cho-chin.com/baton1.html as Kanno Takanori)
Old niconico nickname: さざん (Sazan)
Site name: PASSIONAL GRAPHIC
kanno takanori