The American Chamber of Commerce in Japan (ACCJ) has released new viewpoints relating to shareholder voting and other rights, and the reporting of investment performance by investment trusts and other funds:
Establish a System that Enables Beneficial Shareholders to Exercise Shareholder Rights
http://bdti.mastertree.jp/f/8cegwh0q
Improve Performance Results
http://bdti.mastertree.jp/f/mpt06wc2
The Board Director Training Institute (BDTI) is a "public interest" nonprofit in Japan dedicated to training about directorship, corporate governance, and related management techniques. It is certified by the Japanese government to conduct these activities as a regulated nonprofit. Read a summary about BDTI here, and see a menu of its services for both corporations and investors here.