New DSi on the way with 4 inch screens

The Nikkei Morning post had a article saying that Nintendo plans on bringing out a new DSi. The system specs will remain entirely the same except for one aspect, the screens will change from 3.25 inches on the DSi to 4 inches. So far it has only been announced for Japan and will in Japan this year at the current retail for the same price of the DSi.  Nintendo said their still determining what areas this will be released in, but so far it is confirmed it will go to Japan, China, and Korea. Note: Picture above is just a picture of the old DSi