Artist. Seems to be Bunkyou Takami's new account.

Japanese name: おんぼろ (Onboro)

See also

• Tumblr gallery: http://oo0oo0.tumblr.com/
• Oekaki board: http://www3.atpaint.jp/onbrbr/
• Pixiv account: http://www.pixiv.net/member.php?id=5940544
• Twitter account: http://twitter.com/0niah