Purbo Poshchim by Sunil Gangopadhyay is a popular bengali novel which is written by Sunil Gangopadhyay. This is a large novel and published serially in Desh Magazie from Kalkata, India. In the novel the author described about divided of India sub continent in 1947, problem of various families, liberation war of Bangladesh etc. Sunil Gangopadhyay is Benglali Poet, Writer, Novelist of India and creator of Kaka Babu Character in his writings . He is popular among child and young of India and Bangladesh. He born in Faridpur, Bangladesh 7th September 1934 and died 23 Octobor 2012. His Popular character is Kakababu and books are Prothom Alo, Shei Somoy, Modhukahini, Ordhek Jibon, Sonali Dhukho, Gobhir Gopon, Mohakaler Likhan, Tin Number Chock, amar jibonanondo abishkar o onnanno, Swarger Niche Manush, Ordhek Jibon, Unmochoner Muhurte etc.