life developer," focusing on creating residential experiences that bring genuine satisfaction to customers. Meanwhile, Science aims to continually provide "excitement and joy" to its customers, using its proprietary technology to deliver new societal values.
Through their partnership, both companies seek to foster a happy and secure environment, contributing to Sustainable Development Goals (SDGs) and a sustainable future.
Enhancing Sauna Experiences with the 'Future Human Washing Machine'
The newly developed hotel, which is set to open on March 27, 2025, features private sauna rooms designed for relaxation. By combining these private spaces with the newly introduced 'Future Human Washing Machine,' the hotel seeks to offer an unparalleled experience that transcends traditional bathing. Guests can enjoy an ultimate routine of sauna, cold plunge, human washing, and outdoor relaxation without feeling watched, providing a unique opportunity for personal rejuvenation.
What is the 'Future Human Washing Machine'?
The 'Future Human Washing Machine' is not just a bath but a next-generation bathing device that evolved from the concept showcased at the 1970 Osaka Expo. Developed by Science, it gained widespread attention at the upcoming Osaka-Kansai Expo in 2025, achieving an impressive user satisfaction rate of 98.3% in feedback surveys during the exhibition.
Utilizing state-of-the-art bio-fine bubble technology, this innovative machine effectively cleanses deep-seated dirt from pores while monitoring the user's heart rhythms and autonomic nervous system. It also projects suitable sounds and visuals to help enhance mental well-being.
Booking Information for the 'Stem Sauna Lab.'
- - Reservation Start Date: March 19, 2026
- - Service Start Date: March 31, 2026
- - Pricing: JPY 12,000 for 2-3 persons, plus JPY 2,200 per additional person (max 7)
- - Operational Hours: Daily with selected times from 9:00 AM to 11:30 PM
Note: Swimwear rental is available on-site for JPY 1,000, and children under 12 must be accompanied by an adult.
For booking, visit
ES CON Field Hokkaido Hotel Sauna.
The Future of Living: 'ES CON WELLNESS+'
Additionally, the 'ES CON WELLNESS+' project aims at integrating wellness features into residential offerings through mandates for Science's technology across new ES CON developments. The project reflects a commitment to enhancing the quality of life, melding wellness with advanced living technologies relevant to contemporary lifestyles.
In summary, this innovative trial invites you to indulge in the future of relaxation at the ES CON Field Hokkaido Hotel, with the promise of an extraordinary wellness experience achieved through breakthrough technology and thoughtful partnership.