Background
He was the third and youngest son of trader Pushpa Sundar Tuladhar and his wife Dhan Maya.
He was the third and youngest son of trader Pushpa Sundar Tuladhar and his wife Dhan Maya.
Born Pushpa Ratna Tuladhar in Asan Dhalasikwa, Kathmandu, he acquired the nickname Sagar in his childhood during a pilgrimage to Ganga Sagar (Sagar Island) in India. In 1943, he left for Lhasa, Tibet to join his ancestral business house Ghorasyar. While in Lhasa, he was stirred by the activism in Nepal against the suppression of Nepal Bhasa and imprisonment of writers by the Rana regime.
He thought of doing something for his mother tongue, and started writing a grammar of the language that would be useful to students.
In 1949, he returned to Kathmandu where he completed the manuscript. The grammar, entitled Subodh Nepal Bhasa Vyakaran, was published in 1952.
In 1951, Thaunkanhe, the first Nepal Bhasa monthly magazine to be published from Nepal, began publication with Sagar as the deputy editors Their equipment consisted of second-hand Vicobold letterpress machines imported from Kolkata.
Sagar was also active in a number of associations.
In 1957, he was secretary of the Kathmandu chapter of the Nepalese Chamber of Commerce, Lhasa when it hosted a reception to honour visiting Chinese Premier Zhou Enlai. In 1960, Sagar set up Nepal Printing Press and continued his service to Nepal Bhasa. He compiled a dictionary of original words with meanings in Nepal Bhasa, Nepali and English, and in 1998, published it under the title Nepal Bhasaya Maulik Sabdakosh.