At the age of 70 plus, Superstar Rajinikanth is busy taking classes for learning Japanese as he is due to visit the country in December 2012 for the premiere of his upcoming film Kochadaiyaan in Japan. Rajinikanth has a huge following in Japan and the actor has been planning to visit the country ever since the country was hit by Tsunami earthquake in April this year. But now it looks like the actor’s trip to the country is almost confirmed.