Final answer:
The oldest form of Japanese theatre is Bunraku, a traditional puppet theater deeply rooted in religion and ceremony.
Step-by-step explanation:
The oldest form of Japanese theatre is the Bunraku, which is deeply rooted in religion and ceremony. Bunraku is a traditional puppet theater that emerged in Osaka, Japan during the 1600s. It features highly crafted, miniature, life-like dolls meticulously dressed in vibrantly colored Japanese traditional clothing. The puppets, puppeteers, dramatic text, and chanter are the main elements of a bunraku performance.