Tsubo-yu Travel Guide
Free Guide: Experience Japan's oldest and the world's only UNESCO-listed hot spring in a quaint mountain village along the Kumano Kodo pilgrimage route.
A brief summary of Tsubo-yu
Experience Japan's oldest and the world's only UNESCO-listed hot spring in a quaint mountain village along the Kumano Kodo pilgrimage route.
Tsubo-yu in Yunomine Onsen is a tiny, rustic bathhouse holding the distinction of being the only UNESCO World Heritage-listed hot spring in the world. This simple stone and wood cabin, situated along a creek, offers an intimate and legendary onsen experience dating back 1,800 years.
Opening hours
- Every day6 am–9 pm
Opening hours as listed on the venue’s Google Business Profile. Hours can change for services and special events, so check with the venue before you go.
- Address
- Hongucho Yunomine, Tanabe, Wakayama 647-1732
- Phone
- Website
Getting there
Walking
Public Transport
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Overview
Nestled in the remote mountain village of Yunomine Onsen, Wakayama Prefecture, Tsubo-yu offers a unique and historically rich onsen experience. As the only hot spring in the world recognized as a UNESCO World Heritage site, it attracts visitors seeking relaxation and cultural immersion.Legend claims Tsubo-yu was discovered in the 4th century and is Japan's oldest onsen. For centuries, pilgrims walking the Kumano Kodo pilgrimage route have stopped here for ritual purification and revitalization. The small, rock-lined bath comfortably fits two people and is said to have healing properties, with waters that change color up to seven times a day depending on mineral content and conditions.Bathing in Tsubo-yu is a private experience limited to 30-minute slots. Visitors purchase tickets at the nearby Yunomine Onsen Public Bath, exchange it for a numbered card, and await their turn. The tradition of soaking in these sacred waters continues to draw those seeking physical and spiritual healing, connecting them to centuries of Japanese history and culture.
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