North Korea's state-run media are reporting that the country's leader Kim Jong Un left Pyongyang by train on Saturday, for a summit with the US president in Hanoi.
Donald Keene, a distinguished scholar of Japanese literature, has died at the age of 96. He died of heart failure on Sunday morning in a hospital in Tokyo.
Voters in Okinawa are casting ballots in a referendum on the ongoing land reclamation work to relocate a US military base within the southwestern Japanese prefecture.