Japan Onsen Guide

Japan has thousands of hot spring towns. This guide introduces them in English — the public bathhouses, spring sources and onsen facilities recorded in OpenStreetMap, town by town — and explains how to enjoy them, even on your first visit.

Onsen towns

Kusatsu Onsen 草津温泉
Gunma · 24 places listed Beppu Onsen 別府温泉
Oita · 31 places listed Hakone Onsen 箱根温泉
Kanagawa · 20 places listed Kinosaki Onsen 城崎温泉
Hyogo · 10 places listed Ginzan Onsen 銀山温泉
Yamagata · 3 places listed Noboribetsu Onsen 登別温泉
Hokkaido · 3 places listed Yufuin Onsen 由布院温泉
Oita · 8 places listed Arima Onsen 有馬温泉
Hyogo · 11 places listed Dogo Onsen 道後温泉
Ehime · 5 places listed Ibusuki Onsen 指宿温泉
Kagoshima · 5 places listed

Before you go

How to use an onsen — the basic steps and rules, in plain English.
Tattoos and onsen — what to know, and how to check a facility's rule.

Data: © OpenStreetMap contributors (ODbL). Photos: Wikimedia Commons, individually credited. We list facts as recorded in open data and never invent prices, opening hours or policies.

From the Onsen Journal

Onsen town news, bathing seasons and know-how, added through the year.

Onsen Know-How 2026-11-01
Ginzan Onsen in Winter: the New Shuttle Rules Every Day Visitor Must Know
From 19 December 2026 to 7 March 2027, day visitors to Ginzan Onsen park at the Taisho Romankan and ride a reserved shuttle. Fares, booking waves, the 90-minute return rule, and why the town does it — from the official winter guide.

Read the journal →