Japan Widens Prince Pool to Solve Heir Crisis
11th July 2026
Japan is looking to solve its succession crisis caused by a lack of male heirs by widening the pool of eligible princes, yet still refusing to allow women to ascend to the throne.
A new bill, passed on Friday, would allow the imperial family to adopt male descendants of former royal branches that lost their status after the Second World War.
It would also allow female royals to retain their imperial status after marrying commoners.
And just how did this situation arise?
The reforms would partly reverse the post-war restructuring of Japan’s monarchy, under which 11 cadet branches were stripped of their titles in 1947 as part of the Allied occupation.
There are dozens of Japanese noble families now in existence who trace their descent to the Minamoto, the Seiwa Genji, who are descended in the male line from Tenno Seiwa (850-881)—as were all three of the historical lines of Shõgun (Minamoto, Ashikaga, and Tokugawa). Prior to American meddling after WWII, there were explicitly four lines of sesh? shinn?ke whose only job was to provide a male heir to the Emperor if necessary. Restoring that facility is what the current legislation is intended to do.