Welcome to Onsen Oni Blog

Welcome to Onsen Oni! We're an international community of onsen lovers living in Japan and abroad, dedicated to sharing our passion for Japanese hot springs with fellow enthusiasts, tourists, and residents of Japan.

About Onsen Oni

Onsen Oni is a project built by and for the global community of hot spring enthusiasts. We believe that the knowledge and experiences we've gathered over years of onsen exploration should be shared with everyone who appreciates these remarkable natural and cultural treasures.

Our mission is to create a comprehensive resource for onsen information, connecting people through our shared love of these therapeutic and spiritual waters.

What You'll Find Here

This blog is your gateway to:

• Reviews of special places - particularly beautiful and rare onsens that deserve recognition
• Curated collections - themed groupings of onsens worth exploring together
• Current news - updates on stamp rallies, special passport certifications, and onsen-related events
• Community knowledge - insights and discoveries from our international network of onsen enthusiasts
• Our comprehensive map - visit onsenoni.com to explore our growing database of onsen locations and information

Join Our Community

Whether you're planning your first onsen visit, you're a seasoned hot spring enthusiast, or you're somewhere in between, Onsen Oni is here to help you discover the incredible world of Japanese onsens through the collective wisdom of our international community.

Happy soaking, and welcome to the Onsen Oni family!