Artist, mangaka. The author of [[Zetsurin!]] and [[Hentai Elf to Majime Orc]].

Japanese name: 友吉 (Tomokichi)
Old names: 黒乃友吉丸 or Token (トークン)
Circle: 友毒屋 (Yūdokuya, Yuudokuya or Yuudoku-ya)
Site name: 友毒屋hp
Old circle name: フレンドリィポイズン
tomokichi