The line of succession to the Japanese throne
18th March 2023
Japan may be the oldest continually hereditary monarchy in the world, but it has one of the smallest lines of succession.
The line of succession is limited to males only through the Imperial Household Law. Only direct-line males may succeed to the throne.
It is discussed in Chapter 1: Article 1 of the Imperial Household Law of 1947: “The Imperial Throne shall be succeeded to by a male…