He was born Ara Topouzian in the village of Shtaura in the Beqaa Valley of Lebanon on April 2, 1966. He went to the Armenian primary school of Zahlé, and at the age of 12 he entered the Theological Seminary of the Holy See of Cilicia in Antelias. After completing the 5-year Jarankavorats (high school) program, he became a deacon in 1984. After finishing the Undzayaran (college) program, he was ordained a celibate priest and given the name Nshan by Catholicos Karekin I Sarkissian in 1987.
In February 1991 he was sent as a visiting priest to the Diocese of Atrpatakan (Tabriz, Iran) and appointed Pontifical Legate by Karekin I in May 1991. He was elected Prelate of the Diocese of Atrpatakan in August 2002 and received the rank of Bishop from Catholicos Aram I on June 4, 2006.[2]
He visited the Arax river several times near Jolfa, where he observed the destruction of the ancient Armenian cemetery in Julfa in the Republic of Azerbaijan on the opposite bank of the river by Azerbaijani soldiers between 1997 and 2006. Together with other Armenian clergymen and Iranian experts of architecture, he photographed and filmed the soldiers when they were destroying the khachkars and gravestones. He wrote several articles for the Tehran newspaper Alik, where his photographs were shown to a broader public.[2][3][4][5][6]