In case you've missed it, a new mod called NeoTokyo is being released today. It's a Source mod and requires the SDK Base, which comes with Source games like CSS, HL2DM and DOD:S. We now have a server running it on IP 64.34.181.207:27015:

The client files are being released today at http://neotokyohq.com. Check there frequently to see if they've been released. Until the release is done, they're running a stripped down website to limit the bandwidth used. Until it's back up, check out the moddb website about it: http://www.moddb.com/mods/neotokyo