Kajinosuke Tanikaze (?????, Tanikaze Kajinosuke, September 8, 1750 – February 27, 1795) was a sumo wrestler in Japan in the Tokugawa era, is officially recognized as the fourth yokozuna, and the first to be awarded the title of yokozuna within his own lifetime.
He achieved great fame and though championships were not awarded in this era, he achieved the mathematical equivalent of 21 tournament championships.