Built in 1501 by King Sho Shin as a new resting place for his late father King Sho En, Tamaudun is the Royal Mausoleum of the Second Sho Dynasty of the Ryukyu Kingdom.
The tomb consists of a center room to wash the bones of the deceased, an east room for the remains of kings and queens, and a west room for all other family members.
Tamaudun was damaged during World War II but has been fully restored. It was designated as a World Heritage Site by UNESCO in December, 2000.
Admission is free for toddlers. 100 yen for older children, and 200 yen for high school-aged children and adults. Tamaudun is open year round from 9:00 ~ 18:00.