Fujitsu (藤津郡, Fujitsu-gun) is a district located in Saga Prefecture, Japan.

As of February 1, 2009, the district has an estimated population of 10,075 and a density of 136 persons per km. The total area is 74.21 km.

• Tara, whose borders are effectively the same as Fujitsu District's.

• 1889-04-01 - The modern municipal system is established and Fujitsu District is formed with 14 villages.
• 1912-12-01 - Minami-Kashima gains town status and is renamed Kashima town (鹿島町), and the village of Kita-Kashima is renamed Kashima village (鹿島村).
• 1918-08-03 - Hachihongi gains town status and is renamed Hama.
• 1918-10-05 - Shiota gains town status.
• 1929-04-22 - Nishi-Ureshino gains town status and is renamed Ureshino.
• 1933-04-01 - Higashi-Ureshino is incorporated into Ureshino.
• 1953-04-01 - Tara gains town status.
• 1954-04-01 - The town of Kashima, the village of Kashima, Hama, Furueda, and Nogomi all merge to form the city of Kashima, which then withdraws from the district.
• 1955-02-11 - Ōura is incorporated into Tara and changes the kanji of its name.
• 1955-03-01 - Nanaura is incorporated into Tara and Kashima.
• 1955-04-01 - Yoshida is incorporated into Ureshino.
• 1956-09-01 - Gochōda and Kuma are incorporated into Shiota.
• 1963-04-01 - Part of Shiota is incorporated into Ureshino.

• 2006-01-01 - Shiota and Ureshino merge to form the city of Ureshino, which then withdraws from the district.

Before 1889	April 1, 1889	1889 - 1944		1945 - 1954	1955 - 1989	1989–Present	Present
	Minami-Kashima	December 1, 1912 Town status gained Kashima		April 1, 1954 City status gained Kashima	Kashima	Kashima	Kashima
	Hachihongi	August 3, 1918 Town status gained Hama
	Kita-Kashima	December 1, 1912 Renaming Kashima
	Nogomi	Nogomi
	Furueda	Furueda
	Nanaura	Nanaura		Nanaura	March 1, 1955 Incorporated into Kashima
					March 1, 1955 Incorporated into Tara	Tara	Tara
	Tara	Tara		April 1, 1953 Town status gained Tara	February 11, 1955 Tara
	Ōura	Ōura		Ōura
	Nishi-Ureshino	April 22, 1929 Town status gained Ureshino	April 1, 1933 Ureshino	Ureshino	April 1, 1955 Ureshino	January 1, 2006 City status gained Ureshino	Ureshino
	Higashi-Ureshino	Higashi-Ureshino
	Yoshida	Yoshida		Yoshida
	Shiota	October 5, 1918 Town status gained Shiota		Shiota	September 1, 1956 Shiota
	Gochōda	Gochōda		Gochōda
	Kuma	Kuma		Kuma

33°01′N 130°11′E / 33.017°N 130.183°E / 33.017; 130.183