Hot spring spa information Map APP
This App is one of the most popular Apps in Japan for hot spring information.
The app users provide information about hot springs. So, you can enjoy the secret hot springs that are not published in the magazines etc. You also can see the comments from the users about the places so that you will know the actual valuation. Furthermore, at the moment, you can use the App for free. Go ahead and download the App and enjoy the hot springs.