1889: Kaizuka Town, Asogou Village, Shima Village, Kijima Village and Nishi-Katsuragi Village (all within Minami District) were formed. Kita-Kogi Village and Minami-Kogi Village (all within Hine District) were also formed.
1896: Sennan District was approved.
1931: Incorporation amalgamation of Sennnan District: Asogou Village, Shima Village, Kita-Kogi Village, and Minami-Kogi Village with Kaizuka Town.
1935: Kijima Village was incorporated into Kaizuka Town.
1939: Nishi-Katsuragi Village was incorporated into Kaizuka Town.
1943: The municipal organization was enforced, Kaizuka City becomes the ninth city under prefecture giving birth, and it arrived on May 1, 1943.[clarification needed]