Combinatorics and its Applications
JCCA is an organization founded for Japanese researchers
in the field of Combinatorics and its applications.
JCCA's purpose is to provide various research information,
organize research conferences and seminars, publish academic materials
and cooperate with related institutions overseas.
Ryoh Fuji-Hara, University of Tsukuba
Masahiro Hachimori, University of Tsukuba