There are many famous hot springs in the Nikko area, including Chuzenji Onsen, Kinugawa Onsen, and Yumoto Onsen.
Each place has different characteristics, whether it is smell, color or effect.
How about going around various hot springs and find the best one for you?
Currently, Nikko City Tourism Association is running a campaign to get a nice present if you go around the hot springs in the Nikko area. For more information, please contact Nikko City Tourism Association.
If you have a NIKKO PASS, you can freely ride the trains in the Nikko area, which is convenient for visiting hot springs. Please check the URL for details on PASS.

• https://www.tobu.co.jp/en/ticket/nikko/all.html