Japan

11 Feb 660 BC             Legendary founding of the Japanese Empire

22 Jan 646 AD             Japanese Empire

12 Jul 1192 - 31 Jan 1868 Shogunate era

12 Jul 1192 - 18 May 1333 Kamakura Shogunate

11 Aug 1338 - 02 Sep 1573 Ashikaga Shogunate

18 Oct 1568 - 21 Oct 1600 Azuchi-Momoyama era

21 Oct 1600 - 31 Jan 1868 Tokugawa Shogunate (Edo period)

27 Mar 1879               Ryukyu Islands annexed

29 Nov 1890               Dai Nippon Teikoku (Great Japanese Empire)

02 Jun 1895 - 25 Oct 1945 Annexation of Taiwan

29 Aug 1910 - 12 Sep 1945 Annexation of Korea

25 Aug 1945               Karafutu (Sakhalin) and Chishima (Kuril) Islands annexed by USSR

02 Sep 1945 - 28 Apr 1952 Allied occupation

03 May 1947               Nippon-Koku (State of Japan)


Japanese period names

12,000 BC - 300 BC        Jomon

300 BC - 300 AD           Yaiyo

250 - 538                 Kufan

538 - 710                 Asuka

710 - 794                 Nara

794 - 1185                Heian

1185 - 1333               Kamakura

1333 - 1573               Muromachi

02 Sep 1573 - 21 Oct 1600 Azuchi-Monoyana (Shokuho)

24 Mar 1603 - 03 May 1868 Edo

03 May 1868 - 30 Jul 1912 Meiji

30 Jul 1912 - 25 Dec 1926 Taisho

25 Dec 1926 - 07 Jan 1989 Showa

07 Jan 1989 - 30 Apr 2019 Heisi

01 May 2019 -             Reiwa


Imperial Styles

imina: Personal Name.

nengo: Era Name.

teigo: Postumous Name.


Note: The Emperors are listed by their personal name (imina) and then their era and postumous

names. Emperors were commenly known by their era names though many emperors had mmore than one

era during their reign. The teigo (postumous name) has not been used since the Meiji Restoration

in 1868. Accoring to custom an emperor was never refered to by his personal name, rather was refered to as Tenno Heika (the emperor) or Kinjo Heika (reigning emperor).



Japan to 1185 AD