Tu Fu was a male Pai in the 24th century who had the build of a sumo wrestler. He attended Dragon-Heir Kan-hi's bachelor party. He got into a fight with another member of the party but bested his opponent whilst his comrades watched. When Commander William T. Riker seemingly defiled one of the Pai serving girls.Tu Fu in a drunken rage attacked the Starfleet officer. Though a member of the Sacred Order of the Extended Digits Riker managed to claim victory. (TNG novel: Dragon's Honor)