Information about the COVID-19


Welcome to Chuzenji Onsen, Tochigi prefecture.

The hot spring water at KAI Nikko is transported from the Wanoshiro Onsen located 700 meters below. The hot spring is categorized as a simple thermal and is soft on the body.

Arrival Get off at Chuzenji Onsen Bus stop.

It takes 3 minutes from the bus stop by shuttle bus or 10 minutes on foot.


Check in KAI Nikko

At KAI, we offer “KAI Hot Spring Healing,” an authentic hot spring cure experience based on the efficacy and quality of the water at the hot springs.


Relux at guestroom

Take a time to relax with our complimentary refreshments prepared in your room. Now, change your clothes into our original Samue.

ABCs of Hot Spring

On several occasions, our “Yumori of KAI” -Hot Spring Concierge- at KAI will explain the history of the hot spring as well as its spring qualities and effective ways to bathe.

Hot spring bath time

Wrap your bathing kit in a Furoshiki, a traditional wrapping cloth, and off to the hot springs. Enjoy two different bathing experiences in the indoor bath and the open-air bath.

Have a rest at Yuagari lounge

After enjoying the hot spring, relax in our signature Yuagari lounge. Make yourself comfortable in a small Tatami area.

Dinner time

Enjoy our Kaiseki cuisine with a playful touch, featuring brightly colored tableware inspired by Toshogu Shrine as well as unique ingredients of the region.

KAI Cultural Discovery

We offer entertainment featuring “Nikko Geta sandals,” a traditional craft with a long history. Dive into the hidden charms of the Nikko area.


Breathing exercises according to the guidebook

The breathing exercises in the “KAI Hot Spring Healing” Guidebook lets you calm down.

Have a ginger tea before sleep

Ginger tea with black vinegar and brown sugar relieves your fatigue and regulates your body temperature. It gradually prepares your body and mind for a relaxing and peaceful sleep.

Enjoy a good sleep with luxury mattresses

A soft, cloud-like mattress provides you the most comfortable sleep while supporting your body at its core. Smooth sheets and pillowcases invite you to heavenly sleep.