Real Mahjong Unit
|Leader||Mr. Takaharu Ooi, Representative|
|Members||57 (29 men, 28 women)|
Real Mahjong Unit (RMU) is a professional association of competitive Mahjong players.
As of October 2018, RMU currently has 31 professional members (22 at the main office, 9 in Nagasaki), including two women in "license-tier membership" and 26 other registered women (joryuu senshu).