On 23 February 2005 (JST), APTLD (Asia Pacific Top Level Domain Association), posted its statement regarding homograph attacks with IDNs.
APTLD Statement Regarding Phishing Using Homographs among IDNs
http://www.aptld.org/newsite/meeting/2005/02_Kyoto/file/idn-phishing.html
Reference:
APTLD (Asia Pacific Top Level Doman Association)
http://www.aptld.org/