some personal favourites

http://www.geocities.jp/hys122211/
http://park7.wakwak.com/~penguin/
http://toocktinn.fool.jp/echou.html
http://rot.lolipop.jp/kazumi/top.html
http://hystericsmuggle.gozaru.jp/darren/darren%20menu.html
http://asaki312.fc2web.com/2/top2.html
http://honeyss.mond.jp/gallery.html
http://flowolf.fc2web.com/wolf.html

also, I've found this pretty useful while browsing the sites in question
http://www.k3.dion.ne.jp/~arioso/chara-darren.html

have fun \:D/