The most common problem in the sports world today is about to slightly alter the landscape of one of the world's oldest sports.

Sumo wrestlers will be subject to steroid testing in the near future, according to comments made by Mongolian yokozuna Hakuho on Wednesday.

"We are going to definitely start testing," Hakuho said at a media gathering at the Foreign Correspondents Club of Japan. "That has already been decided. I've heard that it would start sometime this year."