gufu_(guffuumu)
Artist.
Japanese name: ぐふ (Gufu)
Old names: ぐっふーむ, グッフーム, "gufuu6" or "gufu6" (Guffuu-mu)
Original characters
* Daisy Neumann
* Nanasono Yae
See also
* Pixiv account: https://www.pixiv.net/member.php?id=3074618
* Drawr account: http://drawr.net/ech17
* Privatter account: http://privatter.net/u/gufu6
* Twitter account: http://twitter.com/gufu6