The superstar has given ample indications of his intention to embrace politics in the past.
"It is for Rajinikanth to decide whether to enter politics or not. It is not wrong if he joins politics," Radhakrishnan said.
The BJP leader declined to comment on a conference organised by a section of fans of the actor in Tiruchirapalli to project him as the alternative to the "vacuum" in Tamil Nadu politics and to request him to embrace politics.
On the warring factions in the AIADMK, he said: "It is a 40-year-old party ... The BJP does not want to see it break up."
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He said Tamil Nadu would reach great heights in development in the years to come if the AIADMK and the DMK were out of power in the state.
On the Sri Lankan government's decision to release 42 boats of Indian fishermen, seized by the island nation's navy, he said it became possible due to the efforts of the Centre.
He was part of the delegation led by Fisheries Additional Director G S Sameeran that inspected the boats at various places in Sri Lanka from August 17 to see if they can be brought back to the state.
Nine other boats were in a bad condition as they were exposed to the vagaries of weather and cannot be used, he told PTI on his return from Colombo.
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