URL copied Railways renames Howrah-Kalka Mail renamed as Netaji Express Ahead of Netaji Subhas Chandra Bose's 125th birth anniversary celebrations, Railway Minister Piyush Goyal said that the Howrah-Kalka Mail has been renamed as 'Netaji Express'. âIndian Railways is happy to announce the naming of 12311/12312 Howrah-Kalka Express as âNetaji Expressâ Netajiâs prakram had put India on the express route of freedom and development,â the ministry of railways said. Goyal tweeted: "Netaji's 'prakram' (valour) put India on the express route of freedom and development. I am thrilled to celebrate his birth anniversary with the introduction of 'Netaji Express'." The order to rename the train was issued on January 19, when the central government had also decided to celebrate Netaji's birth anniversary on January 23 as 'Parakram Diwas' every year.