Hirauchi Kaichū Onsen

What it is

• A simple sulfur hot spring managed by the local Hirauchi community.
• The spring was discovered over four hundred years ago.
• The facility consists of three mixed-gender baths located on the shore.
• Visitors are asked to pay a three hundred yen cooperation fee.

What to see

• Natural rock pools that emerge from the ocean as the tide recedes.
• Wooden gender-separated changing rooms built in June 2024.

When to go

• Accessible only during a four-hour window around low tide.

Getting there

• The journey takes over eighty minutes by bus from Miyanoura Port.

Notes written by Japan Gems from facts in Japanese Wikipedia.