Sauna Capsule Hotel Core 21 - Sauna & Onsen Facility Details

Find Facilities

Facility List
Search by Area
Featured Collections
Search by Onsen Area

Guides

Basic Knowledge and Introduction
The Appeal of Japan's Hot Springs and Saunas
Health & Benefits
Spring Quality & Science
Thematic Guides

Editor's Journal

Sauna & Onsen Trips

Support

Privacy Policy
Terms of Service
Commercial disclosure
Contact

Unauthorized reproduction of content is prohibited.

Tips for a Successful Trip

Home
>Find Facilities
>Back to List
>Sauna Capsule Hotel Core 21

JAPAN ONSEN COLLECTION

When your heart unwinds,

The Finest Moment

A journey through 43 renowned hot springs and saunasJAPAN ONSEN & SAUNA GUIDE

Japan's Finest Onsen & Sauna

43 Extraordinary Destinations

A curator who has visited over 300 facilities nationwide handpicks 43 exceptional ones they wholeheartedly recommend. The only guidebook that deeply explores the allure of onsen and sauna—plus culture and etiquette.

Read a free preview

Home
>Find Facilities
>Back to List
>Sauna Capsule Hotel Core 21

JAPAN ONSEN COLLECTION

When your heart unwinds,

The Finest Moment

A journey through 43 renowned hot springs and saunasJAPAN ONSEN & SAUNA GUIDE

Japan's Finest Onsen & Sauna

43 Extraordinary Destinations

Read a free preview

Tokyo Edogawa City

Sauna Capsule Hotel Core 21

A hidden gem in front of Funabori Station, with a hard-edged sauna over 100°C and a spacious cold plunge bath

Sauna Available
Cold Bath Available

About Sauna Capsule Hotel Core 21

This long-established, men-only sauna facility is in an excellent location, just a 1-minute walk from Funabori Station. The sauna room is known for its powerful heat, with temperatures exceeding 100°C, and its hard-edged setup reminiscent of the Showa-era strong style. The cold plunge bath is spacious and maintained at a stable temperature of around 18°C, letting you fully enjoy the contrast with the high-temperature sauna. Loved by many sauna enthusiasts as a hidden gem where crowds are light and you can relax quietly, it is also extremely convenient for after-work visits and overnight stays.

SaunaSAUNA

01SAUNA

High-Temperature Sauna

This dry sauna is proudly set at a high temperature exceeding 100°C. Its powerful heat envelops your entire body and promotes deep sweating in a short time.

Cold BathCOLD BATH

01COLD BATH

Cold Bath

This cold plunge bath features a spacious tub. With a stable temperature of around 18°C, it gently yet thoroughly cools your body after the high-temperature sauna.

Facility Information

Address: 1-7-9 Funabori, Edogawa-ku, Tokyo 134-0091
Business Hours: 10:00〜23:00
Irregular Holidays
Closed Days: Irregular Holidays
Gender Access: Male Only
Tattoos in the Communal Bath: Unknown (Please Check)
Official Website: View official site

Access

View official site