Japanese Emperor Akihito will end his three-decade reign this week when he abdicates on Tuesday.
His son Crown Prince Naruhito will become emperor on Wednesday.
Akihito has cited concerns about his age and declining health and is the first Japanese emperor to abdicate in 200 years.
James Lindsay from the Council on Foreign Relations says it's a huge transitional moment for the Japanese people.

Trump demands Iran's uranium and no tolls on Hormuz ships
Rubio to tell NATO ministers Trump 'very disappointed' over Iran war stance
Airbus, Air France found guilty of manslaughter over 2009 Atlantic crash
Building collapse kills at least 9 people in Morocco's Fez
Pakistan steps up diplomatic bid to get US-Iran peace talks on track