A celebrated ex-sumo-wrestler, also known as Toshinoumi, is the subject of a police investigation following allegations of violent behavior against one of his trainee wrestlers. The immediate details of the incident, such as the location and time, have not been disclosed to the public. If the allegations are verified, this could have significant repercussions for the image and management of the sport within Japan and internationally.

In Japan, sumo wrestling holds significant traditional and cultural importance. Incidents of violence, especially when involving high-profile figures, often prompt public discussion about the sport's integrity and athletes’ conduct. It is connected to larger societal concerns about the abuse of power and authority in hierarchical relationships, a recurrent topic due to the country’s vertical social structures.

Similar issues in the US or EU, such as allegations of violence in NFL, NBA, or Premier League, are taken very seriously, often resulting in investigation, public apology, and sometimes even suspension or termination of the athlete involved. There is also an emphasis on preventative measures and player education to discourage such behavior in the first place.