Kunihiro Ishiguro <kunihiro@zebra.org>
Toshiaki Takada <takada@zebra.org>
Yasuhiro Ohara <yasu@sfc.wide.ad.jp>
Alex D. Zinin <azinin@hotmail.com>
Gleb Natapov <gleb@nbase.co.il>
Akihiro Mizutani <mizutani@dml.com>