The Chief of Staff, Joint Staff (Japanese: 統合幕僚長, Hepburn: Tōgō Bakuryō-chō), formerly known as the Chairman of the Joint Staff Council from 1954 to 2006, is the highest-ranking military officer and head of the overall Operational Authority (command) over the Japan Self-Defense Forces (JSDF) and its three service branches: the Japan Ground Self-Defense Force, the Japan Maritime Self-Defense Force, and the Japan Air Self-Defense Force.

The Chief of Staff, Joint Staff also assists the Minister of Defense on all matters of the JSDF, as well as for both national security and defense matters, such as the formation of defense postures and strategies, policy implementations, and the creation of military doctrines within the country and executes orders of the Minister of Defense with directions from the Prime Minister, who serves as the Commander-in-chief of the JSDF.

[3] The Chief of Staff, Joint Staff supervises the service branches operations of the Japan Self-Defense Forces, and their powers are limited to policy formation and defense coordination during peacetime.

Upon reaching the age of 70, under Japan's honours system, the former Chiefs of Staff, Joint Staff are to be awarded the Order of the Sacred Treasure, 1st class.

The creation of upgrading the level of the order from Order of the Sacred Treasure, 2nd class to Order of the Sacred Treasure, 1st class, was made by Shinzo Abe in 2015, which serves as a measure to recognize the former Chiefs of Staff, Joint Staff efforts in their service to the JSDF.