Artist.

Japanese name: こうや (Kouya)
The other names: "Umimura" or "k"
Site & circle name: Ninjinkirai!? (Circle partner: [[Enu_(Ninjinkirai)]])

h4.See also

* Pixiv account: http://www.pixiv.net/member.php?id=92049
* Pixiv novels: http://www.pixiv.net/novel/member.php?id=92049
* Tinami account: http://www.tinami.com/creator/profile/8687
* DeviantArt account: http://umimuma.deviantart.com/
* Vector Inc. online software library account: http://www.vector.co.jp/vpack/browse/person/an019225.html
* Twitter account: http://twitter.com/K_Ninjinkirai

* Ninjinkirai!?'s websites (shared with Enu_(Ninjinkirai)):
** Blog: http://ninjinkirai.blog.eonet.jp/
*** Entries written by Kouya: http://ninjinkirai.blog.eonet.jp/default/cat7004863/
** Home page (some part of the website is currently unavailable): http://www.eonet.ne.jp/~ninjinkirai/index.html
*** Information page: http://www.eonet.ne.jp/~ninjinkirai/info.html
** Old home page (dead): http://homepage1.nifty.com/Ninjinkirai/
kouya (ninjinkirai)