http://www.mushi.tv/
they've released one album and several other stuff since tape M and yeah, they are still active.
anyways, i remembered that one of the bandmembers was even spamming Mushi here, so I checked the archives and finally found this:
http://www.network54.com/Forum/message?forumid=26694&messageid=979659996
ummm... fun. xD
(and i've never realized up till now that they have a non-japanese member.. o_O)