http://www.jdorama.com/drama_185.htm
http://wiki.d-addicts.com/Keizoku
Fansite (has detailed episode synopses)
11 episodes total - So far, it's been 1 case per episode, so dragginess has not been an issue.
1 special - Phantom
1 movie - Beautiful Dreamer
I'm currently watching this series and it's really good. It reminds me of Trick with the quirky humor and female detective Shibata, but darker, with almost a film noir feel to it.