A family sorting through their late father's Massachusetts attic came across artifacts plundered from Japan during WWII. The FBI has returned them.

One of the highlights is “Nikuhitsu Namichidori” (Hand-drawn plovers above waves) by Katsushika Hokusai, a series of 12 brush-painted works that are being shown for the first time in Japan.

This module focuses on Japan’s medieval period, including the Kamakura (1185-1333), the Muromachi (1336-1573), and the Momoyama (1573-1603) shogunates. Photograph ...