*Bulletin "Hodogaya"
HIEC Bulletin is published several times per year not only for our members but also to public.
	Bulletin "Hodogaya" No.50 　　January 2009
	Bulletin "Hodogaya" No.51 　　June 2009
	Bulletin "Hodogaya" No.52 　　January 2010
	Bulletin "Hodogaya" No.53 　　June 2010
	Bulletin "Hodogaya" No.54 　　Februay 2011
* We also issue various pamphlets and event announcement periodically.