Tatuya Jinmei has been working for Research and Development center,
Toshiba since 1995.  He is also a core developer of the KAME project,
which is a joint effort in Japan to develop free referential
implementation of IPv6 and IP security.  In 2003, he received the Ph.D
degree from Keio University, Japan, based on his work at the KAME
project.  His research interests spread over various fields of IPv6,
especially on routing, DNS and multicasting.

Masafumi OE received his PhD. degree in information science from 
NARA Institute of Science and Technology(NAIST), Nara, Japan, in 2003.
He is a seenior scientist at National Astronomical Observatory of Japan 
and is working for WIDE project. His current research interests include 
technologies for network security system, wireless security architecture 
and remote astoronomical observatory system.  He is also a member of 
IEICE, IPSJ.

Yasuhiro Ohara has graduated from Faculty of Environmental Information, 
Keio University in 1999 and School of Media and Governance, Keio
University in 2001 respectively.  He is now studying at School of Media
and Governance in same university in Ph.D course.  He joined the WIDE
Project from 1998, and since then he has been researching on
development and operation of OSPFv3.  He is a developer of Zebra
OSPF6d.