Artist. Formerly tagged as [[isao higashiyama]].

Japanese name: 東山 勇人 (Higashiyahma Hayato) , ガス山
Circle: 狂人

h4. See also

* Home page: http://www.hwg-ma.com/
* Old home page: http://www.geocities.jp/hayato_higashiyama/
* Old home page (dead): http://www3.plala.or.jp/hayato_h/
* Blog : http://ava-gass.sakura.ne.jp/
* Circle blog : http://www.hwg-ma.com/hwg-ma/
* Pixiv account: http://www.pixiv.net/member.php?id=14424
* Twitter account: http://twitter.com/gass_mountain
higashiyama hayato