Animator, illustartor, artist. Formerly tagged as hisatyu.

Japanese name: 石井 久雄 (Ishii Hisao)
Nicknames & pen-names: "hisatyu", ひさちゅう (Hisachuu), いしちゃん (Ishi-chan) and "JIN"
Circle & site name: らくがきのーと (Rakugaki Note)

See also

• Blog: http://hisadora.blog85.fc2.com/
• Pixiv account: http://www.pixiv.net/member.php?id=1609655
• Niconico account: http://www.nicovideo.jp/user/1148472
• Niconico community: http://com.nicovideo.jp/community/co2113724
• Niconico Seiga: http://seiga.nicovideo.jp/user/illust/1148472?target=illust_all
• Tinami account: http://www.tinami.com/creator/profile/10041
• Stickam account: http://www.stickam.jp/profile/hisatyu1
• Twitter account: http://twitter.com/hisatyu
• Twitpic account: http://twitpic.com/photos/hisatyu
• Twipple photo images: http://p.twipple.jp/user/hisatyu
• Booth web store: http://rakugakinote.booth.pm/
• Erogamescape: http://erogamescape.ddo.jp/~ap2/ero/toukei_kaiseki/creater.php?creater=15995