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 is primarily held by rank of a four-star rank of General or Admiral, the highest rank in the Japan Self-Defense Force. The Chief of Staff, Joint Staff is selected from among the Chief of Staff, Ground Self-Defense Force, Chief of Staff, Maritime Self-Defense Force and Chief of Staff, Air Self-Defense Force on a rotational basis.

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Chief of Staff, Joint Staff
統合幕僚長
Standard of the Chief of Staff, Joint Staff
Incumbent General Yoshihide Yoshida since 30 March 2023
Japan Self-Defense Forces
Member of	Joint Staff Defense Council
Reports to	Minister of Defense
Seat	Ministry of Defense Headquarters, Ichigaya, Shinjuku, Tokyo, Japan
Appointer	Minister of Defense Subject to formal approval by the Cabinet
Term length	Mandatory Retirement Age at 62
Precursor	Chairman of the Joint Staff Council
Formation	1 July 1954
First holder	General Keizō Hayashi (as Chairman of the Joint Staff Council) General Hajime Massaki (as Chief of Staff, Joint Staff)
Deputy	Vice Chief of Staff, Joint Staff
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The Chief of Staff, Joint Staff oversees and synchronizes all JSDF services and commands in self defense, including three branches' Major Commands, the Chief of the Ground Staff, the Chief of the Maritime Staff, and the Chief of Staff, 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 national security and defense matters, such as defense postures, strategies, and military operations 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.^[1][2]

The Chief of Staff, Joint Staff, is the head of the Joint Staff (統合幕僚監部, Tōgō Bakuryō Kanbu), which consists of the Vice Chief of Staff, Joint Staff, the Senior Enlisted Advisor to the Chief of Staff, Joint Staff, the Administrative Vice Chief of Staff, as well as the Joint Staff's five departments and three special staff offices. The Vice Chief of Staff, Joint Staff serves as the Chief of Staff, Joint Staff's primary assistant in overall self defense coordination while the Administrative Vice Chief of Staff assists the Chief of Staff, Joint Staff in administrative matters. The Joint Staff's five departments are the General Affairs Department, Operations Department, Defense Plans and Policy Department, C4 Systems Department and the Logistics Department, while the three special staff are the Joint Staff Councilor, Public Affairs, and the Legal Affairs General.^[3]

The Chief of Staff, Joint Staff supervises the service branches operations of the Japan Self-Defense Forces, and would assume command in the event of a war, but their powers are limited to policy formation and defense coordination during peacetime. In wartime, the Chief of Staff, Joint Staff commands al units within the JSDF and exercises complete authority to all units. The Chief of Staff, Joint Staff will also be responsible for commanding all defense operations and strategies utilized by the state, under the directive of the Minister of Defense and the command of the Prime Minister, which gives all JSDF services to create measures in order to ensure the country's defense and sovereignty.^[4][5] The chain of operational authority runs from the Chief of Staff, Joint Staff to the commanders of the several Operational Commands. Each service branch is headed by its respective chief of staff, who has administrative control over its own services.

The mandatory retirement age for generals who were appointed as the Chief of Staff, Joint Staff is 62 years old. Under these circumstances, the Prime Minister, under the guidance of the Ministry of Defense, has the power appoint a new Chief of Staff, Joint Staff within the Joint Staff council or extend the term of the Chief of Staff, Joint Staff at their pleasure. 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.^[6]

The current Chief of Staff, Joint Staff is General Yoshihide Yoshida, who took office in March 2023.^[7]

Chairman of the Joint Staff Council

More information No., Portrait ...

No.	Portrait	Chairman of the Joint Staff Council	Took office	Left office	Time in office	Defence branch
1		Hayashi, KeizōLieutenant General (December 1, 1962 promotion to General) Keizō Hayashi 林 敬三 (1907–1991)	1 July 1954	13 August 1964	10 years, 43 days	Japan Ground Self-Defense Force
2		Ichizo, SugieAdmiral Sugie Ichizo 杉江一三 (1908–1999)	14 August 1964	29 April 1966	1 year, 258 days	Japan Maritime Self-Defense Force
3		Yoshihide, AmanoGeneral Amano Yoshihide [ja] 天野良英 (1910–2001)	30 April 1966	14 November 1967	1 year, 198 days	Japan Ground Self-Defense Force
4		Muta, HirokuniGeneral Hirokuni Muta [ja] 牟田弘國 (1910–1987)	15 November 1967	30 June 1969	1 year, 227 days	Japan Air Self-Defense Force
5		Itaya, RyuichiAdmiral Ryuichi Itaya 板谷隆一 (1911–1991)	1 June 1969	31 May 1971	1 year, 364 days	Japan Maritime Self-Defense Force
6		Kinugasa, HayaoAdmiral Hayao Kinugasa 衣笠駿雄 (1915–2007)	1 June 1971	31 January 1973	1 year, 214 days	Japan Ground Self-Defense Force
7		Nakamura, RyuheiGeneral Ryuhei Nakamura [ja] 中村龍平 (1916–2008)	1 February 1973	30 June 1974	1 year, 149 days	Japan Ground Self-Defense Force
8		Shirakawa, MotoharuGeneral Motoharu Shirakawa [ja] 白川元春 (1918–2008)	1 July 1974	15 March 1976	1 year, 258 days	Japan Air Self-Defense Force
9		Samejima, HirokazuAdmiral Hirokazu Samejima [ja] 鮫島博一 (1918–2000)	16 March 1976	19 October 1977	1 year, 217 days	Japan Maritime Self-Defense Force
10		Kurisu, HiroomiGeneral Hiroomi Kurisu [ja] 栗栖弘臣 (1920–2004)	20 October 1977	27 July 1978	280 days	Japan Ground Self-Defense Force
11		Takae, TakehikoGeneral Takehiko Takae [ja] 高品武彦 (1922–2014)	27 July 1978	31 July 1979	1 year, 4 days	Japan Ground Self-Defense Force
12		Takeda, GoroGeneral Goro Takeda 竹田五郎 (1921–2020)	1 August 1979	15 February 1981	1 year, 198 days	Japan Air Self-Defense Force
13		Yada, KunioAdmiral Kunio Yada [ja] 矢田次夫 (1923–2012)	16 February 1981	15 March 1983	2 years, 27 days	Japan Maritime Self-Defense Force
14		Murai, SumioGeneral Sumio Murai [ja] 村井澄夫 (born 1925)	16 March 1983	30 June 1984	1 year, 106 days	Japan Ground Self-Defense Force
15		Watanabe, KeitaroGeneral Keitaro Watanabe [ja] 渡部敬太郎 (1927–1997)	1 July 1984	5 February 1986	1 year, 219 days	Japan Ground Self-Defense Force
16		Mori,Shigehiro[https://academiccommons.columbia.edu/doi/10.7916/D8C53TF2/download ][8]General Shigehiro Mori (general) [ja] 森繁弘 (born 1928)	6 February 1986	10 December 1987	1 year, 307 days	Japan Air Self-Defense Force
17		Masao, IshiiGeneral Ishii Masao [ja] 石井政雄 (1931–2007)	11 December 1987	15 March 1990	2 years, 94 days	Japan Ground Self-Defense Force
18		Terashima, TaizoGeneral Taizo Terashima [ja] 寺島泰三 (born 1933)	16 March 1990	30 June 1991	1 year, 106 days	Japan Ground Self-Defense Force
19		Sakuma, HajimeAdmiral Hajime Sakuma [ja] 佐久間一 (1935–2014)	1 July 1991	30 June 1993	1 year, 364 days	Japan Maritime Self-Defense Force
20		Nishimoto, TetsuyaGeneral Tetsuya Nishimoto [ja] 西元徹也 (born 1936)	1 July 1993	24 March 1996	2 years, 267 days	Japan Ground Self-Defense Force
21		Ban, SugiyamaGeneral Sugiyama Ban [ja] 杉山蕃 (born 1938)	25 March 1996	12 October 1997	1 year, 201 days	Japan Air Self-Defense Force
22		Natsukawa, KazuyaAdmiral Kazuya Natsukawa [ja] 夏川和也 (born 1940)	13 October 1997	30 March 1999	1 year, 168 days	Japan Maritime Self-Defense Force
23		Fujinawa, YujiGeneral Yuji Fujinawa (born 1941)	31 March 1999	26 March 2001	1 year, 360 days	Japan Ground Self-Defense Force
24		Takegochi, ShojiGeneral Shoji Takegochi [ja] 竹河内捷次 (born 1943)	27 March 2001	27 January 2003	1 year, 306 days	Japan Air Self-Defense Force
25		Ishikawa, ToruAdmiral Toru Ishikawa [ja] 石川亨 (born 1944)	28 January 2003	29 August 2004	1 year, 214 days	Japan Maritime Self-Defense Force
26		Massaki, HajimeGeneral Hajime Massaki [ja] 先崎一 (born 1944)	30 August 2004	26 March 2006	1 year, 208 days	Japan Ground Self-Defense Force

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Chief of Staff, Joint Staff

More information No., Portrait ...

No.	Portrait	Chief of Staff, Joint Staff	Took office	Left office	Time in office	Defence branch
26		Massaki, HajimeGeneral Hajime Massaki [ja] 先 崎一 (born 1944)	27 March 2006	3 August 2006	129 days	Japan Ground Self-Defense Force
27		Saito, TakashiAdmiral Takashi Saito (admiral) [ja] 齋藤 隆 (born 1948)	4 August 2006	23 March 2009	2 years, 231 days	Japan Maritime Self-Defense Force
28		Oriki, RyoichiGeneral Ryoichi Oriki [ja] 折木 良一 (born 1950)	24 March 2009	30 January 2012	2 years, 312 days	Japan Ground Self-Defense Force
29		Iwasaki, ShigeruGeneral Shigeru Iwasaki 岩崎茂 (born 1953)	31 January 2012	13 October 2014	2 years, 255 days	Japan Air Self-Defense Force
30		Kawano, KatsutoshiAdmiral Katsutoshi Kawano 河野 克俊 (born 1954)	14 October 2014	31 March 2019	4 years, 168 days	Japan Maritime Self-Defense Force
31		Yamazaki, KōjiGeneral Kōji Yamazaki 山崎 幸二 (born 1961)	1 April 2019	29 March 2023	3 years, 362 days	Japan Ground Self-Defense Force
32		Yamazaki, KōjiGeneral Yoshihide Yoshida 吉田 圭秀 (born 1962)	30 March 2023	Incumbent	1 year, 41 days	Japan Ground Self-Defense Force

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• Minister of Defense (Japan)