Onigiri - Collaboration by French artists Dara and Galou. Fanzine, online comic Tangle, original drawings and fan art, oekaki, message board. - http://www.o-nigiri.com/
Ochiba.Net - An oekaki community using Oekaki, ArtBBS and PaintChat. Fanart is welcome; however original art is preferred. Includes an art game to help people come up with characters. - http://www.ochiba.net/
Oceans End Anime Illustration - Anime illustration and design by Andrew Luers. Updated weekly. - http://www.oceansend.com