Artist. Don't confuse him with "The Smashing Pumpkins.":http://en.wikipedia.org/wiki/The_Smashing_Pumpkins 

Japanese name: スマパン (Sumapan)
Site name: がれーじいんく

h4.See also

* Blog: http://sumapan7.blog.fc2.com/
* Pixiv account: http://www.pixiv.net/member.php?id=282950
* Tinami account: http://www.tinami.com/creator/profile/25741
* Niconico account: http://www.nicovideo.jp/user/613232
* Niconico Seiga: http://seiga.nicovideo.jp/user/illust/613232?target=illust_all 
* Niconico Manga: http://seiga.nicovideo.jp/manga/list?user_id=613232
* Twitter account: http://twitter.com/sumapan77
* Twitpic account: http://twitpic.com/photos/sumapan77
sumapan