ivan_(ffxazq)
Taiwanese artist.
Nickname: "IVAN" or "IVAN-JHANG"
See also
* Pixiv account: http://www.pixiv.net/member.php?id=1471930
* Pixiv novels: http://www.pixiv.net/novel/member.php?id=1471930
* Twitter account: http://twitter.com/ivanjhang