Just read about this in Kotaku: http://kotaku.com/5204527/nintendo-we-need-to-re+energize-japanese-market The Wall Street Journal, following news of slowing sales for the Wii and Nintendo DS and a boost in "hardcore" games sales in Japan, says Nintendo is "beginning to look vulnerable" after years of success. The Journal is referring, of course, to the most recent sales data from Japan, courtesy of sales trackers Enterbrain and Media Create, who show that Sony's PlayStation 3 has started to gain some ground against the Wii, where the contest between the Nintendo DS and PSP is a little more even. While Sony's monthly domination of Nintendo on the console front may be temporary, video game sales declined in Japan some 18% last year, in contrast to another year of growth for the industry in the United States. Nintendo president Satoru Iwata chalks that up to a weaker market. And it's up to Nintendo to do something about it. "The Japanese market is not ...