Artist.

* Japanese name (1): 暁シメジ (Akatsuki Shimeji)
** Japanese name (2): 暁てとら (Akatsuki Tetora)
** The other names: しめじ (Shimeji), シメジモドキ, しめじもどき (Shimeji Modoki), 白木 境介 (Shiraki Kyousuke), "nameko" or "tikasitu"
** Circle & site name: Lagrangian-POINT (ラグランジュポイント)
** HP: http://lagpoint.sakura.ne.jp/
** Pixiv account: http://www.pixiv.net/member.php?id=9964
** Nijie account: http://nijie.info/members.php?id=5390
** Tinami account: http://www.tinami.com/creator/profile/22147
** Niconico account: http://www.nicovideo.jp/user/24781101
** Niconico Seiga: http://seiga.nicovideo.jp/user/illust/24781101
** Twitter account: http://twitter.com/tikasitu
** Twitpic account (server stopped): http://twitpic.com/photos/tikasitu
** Twipple photo images: http://p.twipple.jp/user/tikasitu
** Circle.ms: http://portal.circle.ms/Circle/Index/10002150
** Comike Web Catalog: http://webcatalog.circle.ms/Perma/Circle/10002150
** Erogamescape: http://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater_all_worked_together.php?creater=13107
** The Doujinshi & Manga Lexicon: http://www.doujinshi.org/browse/circle/10305/

This person seems to be the artist's old alias :
* Japanese name: なかざわ ひのと (Nakazawa Hinoto)
** The other name: ひのと (Hinoto)
** Circle name: 軌道速度 (Kidou Sokudo)
** Site name: ORBITAL VELOCITY
** HP (1) (dead): http://hinniu.sakura.ne.jp/
** HP (2) (dead): http://tikaex.hp.infoseek.co.jp/
** Erogamescape: http://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater.php?creater=3726
** The Doujinshi & Manga Lexicon: https://www.doujinshi.org/browse/circle/2885/

akatsuki shimeji