List of mergers in Osaka Prefecture

Here is a list of mergers in Osaka Prefecture, Japan since the Meiji era.

Prefectural mergers and border changes

edit

This list is incomplete. Many changes are missing.

Osaka before 1881

edit
  • 1868 (Boshin war/Meiji restoration) – Osaka is established as prefecture (-fu) in succession to the shogunate administration in Osaka (bugyō→saibansho).
  • August 1868 (sixth month, Meiji 1) – Sakai (previously shogunate city Sakai and shogunate domain in Izumi province) is established/separated from Osaka as prefecture (-ken).
  • 1869 – Kawachi (previously shogunate lands in Kawachi province) is established/separated from Osaka as prefecture (-ken).
  • 1869 – Settsu (previously shogunate lands in Settsu province; later renamed →Toyosaki) is established/separated from Osaka as prefecture (-ken).
  • 1869 – Toyosaki is split between Osaka and Hyōgo.
  • 1871/72 (Abolition of domains and first wave of prefectural mergers) – The prefectures Takatsuki and Asada are merged into Osaka. After consolidation, Osaka covers the Eastern part of Settsu province.

Nara before 1876

edit

See the List of mergers in Nara Prefecture

Sakai

edit
  • 1869 – Kawachi is merged into Sakai.
  • 1870 – Sayama Domain is returned to the central government and merged into Sakai.
  • 1870 – Mikami Domain with holdings in Ōmi and Izumi provinces moves the domain seat from Mikami in Ōmi (today: Yasu, Shiga) to Yoshimi in Izumi (today: Tajiri, Osaka) and becomes Yoshimi Domain.
  • 1871/72 (Abolition of domains and first wave of prefectural mergers) – The prefectures Hakata, Kishiwada, Yoshimi and Tannan are merged into Sakai. After consolidation, Sakai encompasses all of Izumi and Kawachi provinces without exclaves/enclaves.
  • 1876 – Nara is merged into Sakai.
  • 1881 – Sakai is merged into Osaka prefecture.

Osaka since 1881

edit
  • 1887 – Nara prefecture is split off from Osaka prefecture.

District mergers

edit

This list is incomplete. Some mergers are missing.

Municipal mergers

edit

This list is incomplete. Most mergers are missing.

Establishment of modern municipalities 1889/1896

edit

After the modern municipalities (cities, towns and villages) were introduced and the Great Meiji mergers performed in 1889 and after the 1896 #District mergers, Osaka consisted of:

Mergers 1889–1950

edit

Mergers in the 1950s (Great Shōwa mergers)

edit

Mergers since the 1960s

edit

References

edit