Shūsō District, Ehime

History

• April 1897 — Shūfu District and Kuwamura District were merged to become the Shūsō District.
• November 22, 1898 — The village of Komatsu was elevated to town status to become the town of Komatsu.
• June 14, 1901 — The village of Nyūgawa was elevated to town status to become the town of Nyūgawa.
• December 13, 1913 — The village of Fukuoka was elevated to town status to become the town of Tanbara.
• October 1, 1940 — The village of Taga was merged into the town of Nyūgawa.
• August 10, 1951 — The village of Senzokuyama was renamed as the village of Ishizuchi.
• January 1, 1955 — The villages of Shūfu and Yoshii, the town of Nyūgawa, and the villages of Yoshioka and Kuniyasu were merged to create the town of Nyūgawa.
• January 1, 1955 — The villages of Miyoshi, Kusukawa and Shōnai were merged to create the town of Miyoshi.
• April 25, 1955 — The village of Ishizuchi, the town of Komatsu, and the village of Iwane were merged to create the town of Komatsu.
• April 25, 1955 — The village of Tokuda and the town of Tanbara were merged to create the town of Tanbara.
• July 20, 1955 — The villages of Nakagawa and Sakuragi were merged to create the village of Nakagawa.
• September 1, 1956 — The town of Tanbara and the villages of Tano and Nakagawa were merged to create the town of Tanbara.
• September 1, 1956 — Parts of the village of Nakagawa was merged with the village of Kawauchi to create the town of Kawauchi .
• January 1, 1971 — The towns of Nyūgawa and Miyoshi were merged to form the create of Tōyo.
• October 1, 1972 — The town of Tōyo was elevated to city status to become the city of Tōyo.
• November 1, 2004 — The towns of Komatsu and Tanbara, along with the city of Tōyo, were merged into the expanded city of Saijō. Shūsō District was dissolved as a result of this merger.