Roy has translated nearly 100 units of spirituality-related literature, mostly Tenrikyo but some Buddhist related.

Roy has translated an entertainment-related Powerpoint file from Japanese to English.

Roy has translated three articles in neuroscience.

Roy has translated four video scripts into English in his career.

Roy has translated two books that have been published by the Tenrikyo Overseas Department.

Roy has translated close to 10 articles in his career.