=== 2006/08/19-20 ===

 Where::
 Tokyo, Cybozu Labs office
 Who::
 http://wiki.shibuya.pl/?PlaggerHackathon2
 What::
 Docathon, Testathon, Summary support, Feed serializer, YAML Unicode decoder, OPML parser with SAX
 Sponsored by::
 [http://labs.cybozu.co.jp/ Cybozu Labs]

=== 2006/08/10 ===

 Where::
 Tokyo, Six Apart KK Office
 Who::
 Tatsuhiko Miyagawa, Fumiaki Yoshimatsu, Yuji Takayama, Masayoshi Sekimura, Shinichi Kanai, Takatsugu Shigeta, Hiroshi Sakai
 What::
 [source:branches/hackathon-mt/MT-Plagger MT-Plagger], Plagger-Search frontend, [source:branches/hackathon-mt/plagger/bin/plagger-atom-stream-consumer Atom stream consumer]
 Sponsored by::
 [http://www.sixapart.jp/ Six Apart KK] 

=== 2006/06/29-30 ===

 Where::
 Chicago, Illinois Institute of Technology
 Who::
 Tatsuhiko Miyagawa, Jeff Bisbee (biz)
 What::
 ircbot improvement (biz), Planet simplification (miyagawa)
 Sponsored by::
 [http://yapcchicago.org/ YAPC-NA 2006]

=== 2006/05/12 ===

 Where::
 Tokyo, Cybozu Labs office
 Who::
 miyagawa, takesako, hsbt, otsune, mala, yappo, nagayama, typester, mizzy, charsbar, kazeburo etc.
 What::
 Enclosure support (miyagawa, mizzy), Plagger server (yappo), POPFile filter (charsbar), Win32 installer (takesako) etc.
 Sponsored by::
 [http://labs.cybozu.co.jp/ Cybozu Labs]

=== 2006/3/31-4/1 ===

 Where::
 Tokyo, Dan Kogai's condo
 Who::
 [http://tokyo.yapcasia.org/wiki/?HackathonersList Hackathoners]
 What::
 EntryFullText, Publish-Takahashi, Subscription-PingServer
 Sponsored by::
 Dan Kogai (as part of YAPCAsia Hackathon)

=== 2006/03/05-06 ===

 Where::
 San Francisco, Six Apart HQ office
 Who::
 Tatsuhiko Miyagawa, Jesse Vincent (obra), Casey West (cwest) etc.
 What::
 Planet generator (cwest), Flickr Search integration (cwest), assets directory management (cwest), better Makefile.PL (obra) 
 Sponsored by::
 [http://www.sixapart.com/ Six Apart], [http://bestpractical.com/ Best Practical]