Artist, illustrator, mangaka.

Japanese name: 熊谷 杯人 (Kumagai Haito)
Old name: ゴクオ (Gokuo)

h4.See also

* Pixiv account: http://www.pixiv.net/member.php?id=288636
* Pixiv sketch account: http://sketch.pixiv.net/@9-8-9
* Comico account: http://www.comico.jp/author/929/
* Niconico account: http://www.nicovideo.jp/user/41187239
* Niconico Seiga: http://seiga.nicovideo.jp/user/illust/41187239
* Niconico Manga: http://seiga.nicovideo.jp/manga/list?user_id=41187239
* Twitter account: http://twitter.com/kumagaihaito
* Twitpic account (server stopped): http://twitpic.com/photos/kumagaihaito
* Amazon.co.jp: "http://www.amazon.co.jp/s/?field-author=熊谷+杯人&search-alias=books-jp":http://www.amazon.co.jp/s/?field-author=%E7%86%8A%E8%B0%B7+%E6%9D%AF%E4%BA%BA&search-alias=books-jp

kumagai haito