Coro Coro is a japanese magazine which does lots of different japanese childrens popularitys, eg. Beyblade, Doraemon and Pokemon. It has been a source for pokemon fans for a while now and they use it to get info about stuff like X and Y, The essential resource for childrens news has been running for approx. 35 years in japan, and there have been adaptions in other countries. The magazine even had their own nintendo 3DS XL designed for the 35th anniversary.