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Please contact to the following address or send an e-mail from the page of "Enquiry".
Secretariat of ecobuild2011
Nikkan Kogyo Shimbun, Ltd., Event Division
14-1 Nihonbashi Koami-cho, Chuo-ku
Tokyo 103-8548 Japan
Tel: +81-3-5644-7221 Fax: +81-3-5641-8321
URL:http://www.nikkan.co.jp/eve/
E-mail:j-event@media.nikkan.co.jp