If you know something about Japanese historical architecture, you understand these buildings are very old one. Almost all buildings are already destroyed or become old.
But these buildings are newly made recently with old style appearance.
Wood and walls are new one but paint old with special effect.
So you cannot know it old or new at a glance.
This small town is built at the highway rest area recently as a rest space for travel drivers.
Lots of Japanese people love this novel, Onihei hankachou. It becomes not only novel, but TV drama, and anime. Some special item and scene are reproduced faithfully like universal studio have some cinema place.
Inside of this buildings are restaurants and gift shop.
All restaurants are famous established store that have long history. Basically such restaurant are unwilling to open such place to protect their tradition. So this is very rare place where such high quality traditional restaurant is gathering.
And there are also interesting gifts that can be got only there.
So you can enjoy authentic Japanese culture experience during short driving rest time.
There are several similar places to enjoy this kind of buildings. But the good point of this place is really easy to access and new technology old architecture is very interesting.
If you have interested in Japanese old edo era history, this place is your place.