Kanpur is a city in Uttar Pradesh , India . Almost three million people live in Kanpur . Kanpur has twelve railway stations with in its city limits : Kanpur Central , Kanpur Anwarganj , Govindpuri ( Kanpur South ) , Panki , Kanpur , Chakeri , Chandari , Rawatpur , Kalianpur ( Kalyanpur ) , Mandhana Jn . , Kanpur Bridge Left Bank and Kanpur SMU CBSA .