Thapa was born in Calcutta, India in Jan 1954. His father was Ganju Thapa Magar. [ 2 ] He was the permanent resident of Jhamsikhel, Lalitpur Sub Metropolitan City, Nepal. He died on 22 July 1999 [ 3 ] (BS 2056 Shravan 5 at 1815 hrs [ 4 ] )in Kathmandu.