Japanese hot springs etc. Kakeyu Onsen and Ueda Castle.

Introducing Kakeyu Onsen and Ueda Castle in Ueda City, Nagano Prefecture.
Kakeyu onsen was certified as the first '100 Best Hot Springs in Japan'
Ueda Castle was built in 1583

Kakeyu official,
https://www.kakeyu.or.jp/about.html