The TOPIX, also known as the Tokyo Stock Price Index, is a capitalization-weighted index of all companies listed on the First Section of the Tokyo Stock Exchange. The index is supplemented by the subindices of the 33 industry sectors. The index calculation excludes temporary issues and preferred stocks, and has a base value of 100 as of January 4, 1968.
I would like to continue to discuss the issue on the quarterly disclosure, as the Nikkei published an article  titled, "Quarterly Disclosures to be...