Revival:Zelkova plaza Kanda old book shop street Traditional Cache

There is a zelkova plaza according to the lily of the valley on the Kanda old book shop street that is the bookstore street of the world's largest class.

The maximum bookstore in Jinbocho is familiar in the Sanseido Bookstore Kanda headquarters as landmark existence of Jinbocho, and ground of the Sanseido Bookstore establishment.
The zelkova plaza is according to the lily of the valley of Sanseido Bookstore.
Cache was set up in this plaza.
Please note the circumference when taking it out.
The pen doesn't enter the cache container, and have the pen, please.