Artist.

Nickname: R-one (reading is given as ろん, Ron)
The other names: うな義 (Unagi) or うなぎろん (Unagiron)

See also

• Pixiv account: http://www.pixiv.net/member.php?id=1106965
• Twitter account: http://twitter.com/R_oneno_R
• R18 Twitter account: https://twitter.com/slime_eer
• Old blog (dead): http://pixiv.cc/r-one/