There is Naramachi Karakuri Toy Museum in Nara.
Many toys were invented in Japan during the Edo period.
The ones that restored them are exhibited.
There are also mechanical toys(automata).
You can play with them.
Admission is free.
There are English brochures here.
[Approximate Latitude / Longitude]
On Google Maps, you can examine the location by latitude and longitude.
The following latitudes and longitudes are not officially announced, they are what I examined.
So they may be wrong.
Naramachi Karakuri Toy Museum: N34.67725 E135.82813
(December 1, 2017)