Raj was speaking to local media in Potchefstroom on Sunday after beating hosts South Africa by eight wickets in a quadrangular series that also included Ireland and Zimbabwe.
It was the fourth time that India beat South Africa in their last five outings, but there was a very small crowd to witness the final.
"Back in India, we do have a lot of people coming and watching the matches," Raj told TV channel News.
"It is important that we market the sport.
More From This Section
"They do follow it over the net, but if it is broadcasted, it can make a huge difference for the profile of the game as well as for the players.
"Raj said they got a lot of positive feedback from fans in India who followed the squad's international games on the Internet, but they were keen to watch the matches on TV.
"Unfortunately, that (the issue of broadcasting) depends on the home board," Raj said.