The Japanese era name or nengō, is the first of the two elements that identify years in the Japanese era calendar scheme. The second element is a number which indicates the year number within the era,
Keizō Obuchi, Chief Cabinet Secretary, announces the name of the new era "Heisei" (平成), on 7 January 1989.
Yoshihide Suga, Chief Cabinet Secretary, announces the name of the new era "Reiwa" (令和) at the Prime Minister's Official Residence, on 1 April 2019.
1729 Japanese calendar, which used the Jōkyō calendar procedure, published by Ise Grand Shrine
The Heisei era was the period of Japanese history corresponding to the reign of Emperor Akihito from 8 January 1989 until his abdication on 30 April 2019. The Heisei era started on 8 January 1989, the
Japanese era name
…special permission to abdicate, rather than serving in his role until his death, as is the rule. The Reiwa era follows the 31st and final year of the Heisei era (平成31年), which had started on the day after the death of Emperor Hirohito on 8 January 1989. The system on which the Japanese era names are based…
Emperor Akihito of the Heisei era (1990)
Comiket 49 doujinshi convention in 1995. The 1990s saw a boom in the international popularity of anime and manga.
Mount Fuji and Tokyo Skytree (2012)