Tokyo · Shinjuku

Thermae-yu, Shinjuku

Thermae-yu Shinjuku is an urban onsen complex, open 24 hours every day of the year. According to the site, the water is natural spring water brought from central Izu (Naka-Izu). There is an open-air bath called Kamiyo-no-Yu, a bath for women only, and a bath that changes every week.

Beyond the baths there is a sauna, rock baths (ganbanyoku) with an aroma scent, massages and treatments, a restaurant and cafe, and a rooftop sports bar that is included in the entry fee. The nearest station is Shinjuku-sanchome, and from there it is about 2 minutes on foot.

It is worth checking the tattoo policy before you arrive, because it differs by gender and by status. The details are in the tips.

Good to know

  • Tattoos, men: a Japanese man or a man living in Japan with a tattoo of any size is not admitted. A foreign tourist is admitted with a special sticker from the place (¥330) and a passport or flight ticket.
  • Tattoos, women: a fashion tattoo is allowed on a trial basis. A tattoo larger than 30 by 30 centimeters needs a sticker at ¥330, and several smaller tattoos do not need one.
  • Friday is already at the weekend price, not the weekday price. If you enter between midnight and 06:00 you add ¥2,000 to ¥2,300.
  • The address is not on the site's access page, and their phone number is 03-5285-1726.

What is nearby

Approximate walking minutes from the entrance of Thermae-yu, Shinjuku.

  1. Here
    Thermae-yu, Shinjuku
  2. ~6 min

    Shinjuku Kabuki Hall (Kabuki Yokocho) Food

    A food hall on the lower floors of Tokyu Kabukicho Tower, which opened on 14 April 2023. Hours vary between the businesses. We did not check kosher status.

    MapsSource

  3. ~6 min

    Hotel Gracery Shinjuku Shopping

    The hotel with the life-size Godzilla head peeking from the terrace on the eighth floor.

    Maps

  4. ~7 min

    Golden Gai Street

    Six alleys with about 200 tiny bars of 5 to 8 seats, each with a personality of its own.

    ¥2,000 · ≈ $13Maps

  5. ~7 min

    Square Enix Cafe & Shop, Shinjuku Shopping

    Opened on 12 June 2026 in the Paselabo Tower in Shinjuku, next to Shinjuku Station: a shop on the ground floor and a cafe on floors 2 and 3,

    Maps

  6. ~9 min

    Kinokuniya Shinjuku Main Store Shopping

    A bookstore on eight floors, Shinjuku 3-17-7.

    10:00-21:00MapsSource

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