Artist.

Japanese name: 睦茸 (ムツタケ, Mutsutake)
Old name: 無月 (Mugetsuki)
Circle & site name: 怨床 (pronounced as Onshou, spelled as ON-SHOW) (Circle partner: Ishibashi Shingo)

See also

• Homepage (shared with Ishibashi Shingo): http://onshow.sakura.ne.jp/
• Blog: http://blog.livedoor.jp/mutsutake/
• Pixiv account: http://www.pixiv.net/member.php?id=68447
• Twitter account: http://twitter.com/62take
• Twitpic account (server stopped): http://twitpic.com/photos/62take
• Ask.fm account: http://ask.fm/take826
• Amazon.co.jp: http://www.amazon.co.jp/睦茸/e/B00IJ8P7TY/
• Erogamescape: http://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater.php?creater=14605
• Old homepage (dead): http://mito.cool.ne.jp/mugetsuki/
• Twitgoo account (dead): http://twitgoo.com/u/62take/

This artist seems to be Mutsutake's Cookie_(Touhou)-themed account:

Name: のこのこ (Nokonoko)

• Pixiv account: http://www.pixiv.net/member.php?id=14082741
• Niconico account: http://www.nicovideo.jp/user/679139
• Niconico Seiga: http://seiga.nicovideo.jp/user/illust/679139
• Twitter account: http://twitter.com/noconoco114