Artist.
Japanese name: ケロリン (Kerorin)
Suimy nickname: 七篠 ごん兵衛 (Nanashino Gonbee)
The other names: "|<ΣR0r!ん" (Kerorin) or ケロさん (Kero-san)
https://twitter.com/O_KERO
https://twitter.com/nabeyaki_gonb
https://twitter.com/intent/user?user_id=3003684066
https://twitter.com/intent/user?user_id=3146424156
http://www.ustream.tv/channel/kurage-MATURI
http://twitpic.com/photos/nabeyaki_gonb
http://twitpic.com/photos/o_kero