Ibusuki Sand Bath — Buried Alive on the Beach

Published: Jun 1, 2026

Updated: Jun 1, 2026

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Ibusuki Sand Bath — Buried Alive on the Beach

Ibusuki is famous for sunamushi onsen (砂むし温泉) — hot sand baths where attendants bury visitors up to the neck in naturally heated volcanic sand on the beach. The sand is warmed by underground hot springs to 50–55°C, creating a sauna effect while the weight of the sand compresses the body. The 10–15 minute burial is said to improve circulation, relieve muscle pain, and induce deep sweating.

The main sand bath facility, Saraku, operates directly on Ibusuki's beachfront with ocean views — you're literally buried on the beach with waves breaking 20 meters away.

Opening Hours

8:30–21:00 (last sand burial entry 20:30)

Closed: Open daily year-round

Entrance Fee

¥1,100 (includes yukata rental, sand burial, and indoor onsen access). Towel rental ¥200 extra.

Best Season

Year-round. Winter visits add atmospheric steam. Overcast days are more comfortable than direct sun. Low tide timing gives more beach and better conditions.

Visit Duration

1.5–2 hours (changing, burial 10–15 min, shower, indoor onsen soak)

Getting There

Access Information

Saraku Spa (砂楽): 5-25-18 Yunohama, Ibusuki City. 5-min walk from Ibusuki Station. Hours: 8:30–21:00 (last entry 20:30). Price: ¥1,100 (includes yukata rental, sand burial, indoor onsen access). Towel rental: ¥200.

Insider Guide

Premium

**Burial process:** Change into provided yukata, walk onto the beach, lie in a shallow sand pit. Attendants shovel hot sand over your entire body (except face) until you're buried under 10–15cm. A tow