I love Japanese onsens (hot springs), and my family… well, they like them. I had heard about Kusatsu and asked my wife to see if she could book a trip out there for us. She delivered and we rented a car and drove a few hours, stopping a few places along the way, before we reached our ryokan. Not knowing that much about Kusatsu, I think the family was all pleasantly elated to find a hot spring town that was beyond our expectations. There are some places that the kids visit where they whine about walking here and there, but…