Traditional public sauna · 🇯🇵 Tokyo, Japan

Sauna Metsä Oimachi (サウナメッツァ大井町)

Large urban sauna opened in 2026 above Oimachi Station by the Ryusenji no Yu group, with an ultra-soft-water cold bath plus an extra-cold single plunge.

PoolRestaurantMen / women separateNude bathing

Good to know

There's a restaurant on site, so you can make an afternoon or evening of it.
Sauna sections are single-sex and nude bathing is the norm.

Location

4F Oimachi Tracks Hotel & Residence Tower, 2-1-3 Hiromachi, Shinagawa-ku, Tokyo 140-0005

Details compiled from the sources below on 2026-10-01. Prices and hours change – please confirm on the official website before visiting. Sources: ryusenjinoyu.com.

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