This gathering space will be free to the public, whether or not they pay the $12 suggested admission fee to see exhibitions.
New York Times(Nov 24, 2016)
The admission fee for the permanent exhibition is 400 yen for adults.
Washington Times(Nov 22, 2016)
There is no admission fee, Mr. Norgaard said, but there is a tip jar.
New York Times(Oct 21, 2016)