"Ramdas Ganju alias Nandu is a close aide of Kishenji. He is also a member of the Bihar-Jharkhand-Odisha-Chhatisgarh special regional Committee," Senior Superintendent of Police Saket Kumar Singh said.
He was arrested from near the Ranchi Railway Station yesterday on a tip off that he was going to Dhanbad from Lohardaga, about 100 kms from here.
Ganju, who hails from Belari village in Bihar