Sumo: Chairman Hakkaku advises Yokozuna Houshouryu on expressing emotions

1. What happened

   According to a Nikkan Sports headline, Sumo Association chairman Hakkaku gave yokozuna Houshouryu advice, telling him not to "become too mature" and pointing out how he expresses his emotions.

2. When it started

   The date of the comments is not stated in the material provided. The article is listed under today's sumo news, but its publication date could not be confirmed.

3. How it spread

   The information comes from a single Nikkan Sports article. The full text was not provided, so the exact wording and context of the chairman's remarks could not be verified beyond the headline.

4. Why it matters

   The material does not explain the reason for the advice. The headline suggests it concerns how Houshouryu shows emotion in bouts, but the specific trigger is unknown.