On September 4th, SM Entertainment's maknae group f(x) announced that they'll be making their official Japanese debut in January of 2012! f(x) successfully introduced themselves to several thousand Japanese fans at the 'SM TOWN Live in Tokyo' concerts with their hit tracks, "La Cha Ta", "Chu", "Hot Summer", and "Pinocchio". The girls stated, "It's an honor to perform in the Tokyo Dome. We've brought with us some good news -- we'll be officially promoting in Japan starting next year. We'll return to Japan with a more mature image, so please wait for us." In the press conference after the concert, leader Victoria elaborated, "Every time we perform at the SM concerts, I think that we learn a lot from our seniors and come away with the determination to work harder.  Early next year, we'll be making our debut, so we want to take this opportunity to get our name out there.  I hope that when we make our debut next year, we'll receive a lot of support from our Japanese fans." Source + Photos: Joy News 24 via Naver