Hitomi Wakayama, the farm's operation representative, said Guernsey milk is popular although not widely known about.

BBC: Guernsey cows and milk big in Japan

It chose Guernsey cows for the quality of their milk, which Ms Wakayama has dubbed "golden milk".

BBC: Guernsey cows and milk big in Japan

And this is a good thing -- because it means a richer, more peaceful experience for those that make it to Wakayama prefecture and the Kumano Kodo.

CNN: World's best unknown hike: Japan's Kumano Kodo