What language does Japanese Kabuki theater use?

Strength of Regional Dialects: The Diversity of Kabuki Theater

Another vital aspect of the language used in Japanese Kabuki is the incorporation of regional dialects. As the theater developed and spread throughout Japan, different regions adapted Kabuki to their unique dialects, which enriched the art and showcased the diversity of Japanese society. While it might make it challenging for modern audiences to understand every aspect of the performance, regional dialects have become an integral part of Kabuki's charm and its historical tapestry.