Artist, niconico video creator, who once misspelled "gungnir" as "guninguru".

Japanese name: 甘木 染一 (Amaki Someichi) (reading is a best guess)
Fan-nickname: グニングルの人 (Guninguru no Hito)
The other name:グニングル甘木 (Guninguru Amaki,)

See also

• Pixiv account: http://www.pixiv.net/member.php?id=139373
• Niconico account: http://www.nicovideo.jp/user/16848743
• Niconico MyList: http://www.nicovideo.jp/mylist/21347814
• Niconico Seiga: http://seiga.nicovideo.jp/user/illust/16848743?target=illust_all
• Nicopedia article: http://dic.nicovideo.jp/id/656261