Recently, the allegation of illegal gambling has hit this ancient sport. The wrestlers were found to be involved in the betting on baseball games, which is considered to be an illegal act in Japan and is usually related and associated with the criminal gangs of high stature. It has been found that because of poor communication between the wrestlers and weak efforts of the authorities, these kinds of scandals have been seen. This is the reason, why the authorities of this sport are being faced by a lot of criticisms.

It is being believed that with the help of iPads, the communication between Japan Sumo Association, wrestlers and coaches would be significantly improved. Instead of using conventional mobile phones, the wresters will make sure of iPads, which will make things easier and faster for them.