Female artist.
Japanese name: 関つなの 
Artist specifies reading as "Seki Tsunano".

h4.See Also:

* Pixiv Account: http://www.pixiv.net/member.php?id=19154442
* Tumblr Account: http://neuroticneu.tumblr.com
* Twitter Account: http://twitter.com/neurotic_neu
seki tsunano