Five Maoists, including a top aide of the outfit's senior leaders Kishenji and Telgu Dipak, were arrested from the outskirts of Kolkata on Tuesday. Acting on a tip-off, five Maoists were arrested from South 24 Parganas, adjoining the metropolis, said Inspector General of Police Neeraj Nayan. Of the arrested ultras, Madhusudhan Mondal alias Narayan, Rajesh Mondal, Sachin Ghosal were arrested from Amtala, while Siddhartha and Sanjay were arrested from Garia, he said.